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Question 1
Incorrect
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A 42-year-old shop stocking agent presents to her GP with complaints of pain in both wrists and numbness and tingling at night. She reports needing to shake her wrists in the morning to regain feeling in her fingers. On examination, there is no evidence of neurovascular compromise in her hands, but Phalen's test is positive. Grip strength is reduced, and wrist range of motion is normal.
What is the recommended initial treatment?Your Answer: Rest + immobilisation + cold compress + elevation
Correct Answer: Wrist splinting +/- steroid injection
Explanation:Carpal tunnel syndrome is a condition that occurs when the median nerve in the carpal tunnel is compressed. This can cause pain and pins and needles sensations in the thumb, index, and middle fingers. In some cases, the symptoms may even travel up the arm. Patients may shake their hand to alleviate the discomfort, especially at night. During an examination, weakness in thumb abduction and wasting of the thenar eminence may be observed. Tapping on the affected area may also cause paraesthesia, and flexing the wrist can trigger symptoms.
There are several potential causes of carpal tunnel syndrome, including idiopathic factors, pregnancy, oedema, lunate fractures, and rheumatoid arthritis. Electrophysiology tests may reveal prolongation of the action potential in both motor and sensory nerves. Treatment options may include a six-week trial of conservative measures such as wrist splints at night or corticosteroid injections. If symptoms persist or are severe, surgical decompression may be necessary, which involves dividing the flexor retinaculum.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 2
Incorrect
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A 50-year-old teacher comes to the clinic seeking a medical certificate after undergoing an open repair for an inguinal hernia. As per the guidelines of the Department of Work and Pensions, what is the recommended duration before he can resume work?
Your Answer:
Correct Answer: After 2 - 3 weeks
Explanation:Returning to work after inguinal hernia repair takes 2-3 weeks for open surgery and 1-2 weeks for laparoscopic surgery.
Understanding Inguinal Hernias
Inguinal hernias are the most common type of abdominal wall hernias, with 75% of cases falling under this category. They are more prevalent in men, with a 25% lifetime risk of developing one. The main symptom is a lump in the groin area, which disappears when pressure is applied or when the patient lies down. Discomfort and aching are also common, especially during physical activity. However, severe pain is rare, and strangulation is even rarer.
The traditional classification of inguinal hernias into indirect and direct types is no longer relevant in clinical management. Instead, the current consensus is to treat medically fit patients, even if they are asymptomatic. A hernia truss may be an option for those who are not fit for surgery, but it has limited use in other patients. Mesh repair is the preferred method, as it has the lowest recurrence rate. Unilateral hernias are usually repaired through an open approach, while bilateral and recurrent hernias are repaired laparoscopically.
After surgery, patients are advised to return to non-manual work after 2-3 weeks for open repair and 1-2 weeks for laparoscopic repair. Complications may include early bruising and wound infection, as well as late chronic pain and recurrence. It is important to seek medical attention if any of these symptoms occur.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 3
Incorrect
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A 38-year-old teacher presents with lower back pain. She had a similar episode a year ago and took paracetamol and diazepam. The pain eventually subsided but has now returned. She reports feeling pain mainly on the lower right side for the past two weeks, which worsens with movement and lifting heavy objects. She denies any muscle spasms, urinary or bowel symptoms, or perianal paresthesia. Paracetamol has not provided relief. On examination, there is no tenderness in the spine, and she has a reasonable range of motion, but experiences pain at the extremes of motion. Power and sensation in her lower legs are normal.
What is the recommended management plan for this patient?Your Answer:
Correct Answer: Advise ibuprofen
Explanation:Managing Mechanical Back Pain with Anti-Inflammatory Medication
When a patient presents with mechanical back pain, it is important to rule out any red flags before considering treatment options. Once it has been established that there are no serious underlying conditions, the WHO pain ladder recommends starting with paracetamol and then moving on to anti-inflammatory medication if necessary. Since most back pain is inflammatory in nature, non-steroidal anti-inflammatory drugs (NSAIDs) are often the most effective option.
It is important to note that not all NSAIDs are created equal. Piroxicam, for example, is associated with a higher risk of gastrointestinal events, while ibuprofen has a lower risk. When prescribing NSAIDs for back pain, it is important to take into account the patient’s individual risk factors, including age and any pre-existing medical conditions.
It is also worth noting that tramadol, which was previously a common treatment for back pain, is now a controlled drug and is not typically recommended for this purpose. Amitriptyline may be used for nerve-related sciatica symptoms, but is not typically used as a first-line treatment for mechanical back pain.
In summary, when managing mechanical back pain, it is important to consider the potential benefits and risks of different treatment options. NSAIDs are often the most effective option, but it is important to choose the right medication and to take into account the patient’s individual risk factors.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 4
Incorrect
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A 55-year-old man presents after a fall with an acutely swollen knee and difficulty bending the joint. The knee became swollen within two hours of the injury. He can still stand on the leg, although it is painful. He takes no regular medication and is otherwise fit and well, although a little overweight.
What diagnosis can best be made, based on this patient's history?Your Answer:
Correct Answer: A haemarthrosis
Explanation:Differential diagnosis of joint effusion
Joint effusion, the accumulation of fluid within a joint, can have various causes. A rapid onset of pain and swelling after trauma suggests a haemarthrosis, which may be associated with clotting disorders or anticoagulant use. Dislocation of the patella typically causes severe pain, a popping sensation, and difficulty bearing weight. Ligamentous injuries, such as anterior cruciate ligament tears, often occur during sports and may be accompanied by haemarthrosis. Osteoarthritis usually causes a gradual development of effusion. Traumatic synovitis, which involves inflammation of the synovial membrane, may also cause a gradual accumulation of fluid, especially if there is a meniscal tear. A careful history, physical examination, and imaging studies can help differentiate these conditions and guide appropriate management.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 5
Incorrect
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You observe a 14-year-old girl with a painless, soft, and fluctuant swelling at the back of her left knee. The swelling appeared spontaneously and is not causing any discomfort.
What is a true statement about Baker's cysts?Your Answer:
Correct Answer: A child with a suspected Baker's cyst requires an USS to confirm the diagnosis
Explanation:To confirm the diagnosis of a suspected Baker’s cyst in a child, an USS is necessary as per the NICE guidelines. Knee x-ray is not usually required as primary cysts are the most common in children and not caused by underlying disease. However, an x-ray may be necessary in adults to detect underlying knee pathology. Secondary cysts in children are rare and may be caused by juvenile idiopathic arthritis. Primary Baker’s cysts in children typically resolve on their own without any treatment.
Baker’s cysts, also known as popliteal cysts, are not true cysts but rather a distension of the gastrocnemius-semimembranosus bursa. They can be classified as primary or secondary. Primary Baker’s cysts are not associated with any underlying pathology and are typically seen in children. On the other hand, secondary Baker’s cysts are caused by an underlying condition such as osteoarthritis and are typically seen in adults. These cysts present as swellings in the popliteal fossa behind the knee.
In some cases, Baker’s cysts may rupture, resulting in symptoms similar to those of a deep vein thrombosis, such as pain, redness, and swelling in the calf. However, most ruptures are asymptomatic. In children, Baker’s cysts usually resolve on their own and do not require any treatment. In adults, the underlying cause of the cyst should be treated where appropriate. Overall, Baker’s cysts are a common condition that can be managed effectively with proper diagnosis and treatment.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 6
Incorrect
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A twelve-year-old girl is presented by her mother with a one-year history of low back pain related to physical activity. During sports activities at school, she sometimes has to take a break but can usually continue after a few minutes of rest. There are no red flag symptoms, and her neurological examination of the lower limbs is normal.
During the examination, you observe a curvature of her spine and diagnose scoliosis. You plan to refer her to the local pediatric orthopedic department. What diagnostic investigation would confirm her condition?Your Answer:
Correct Answer: No investigation necessary
Explanation:Scoliosis can be diagnosed through clinical examination alone and doesn’t require further imaging or investigations. While X-rays and MRIs can assist in managing the condition, they are not essential for diagnosis. Therefore, no investigations are necessary.
CT scans are not recommended for young people as they expose them to high levels of radiation.
MRI is not the best imaging tool for examining bones, but it may be necessary for young people experiencing back pain if nerve or spinal cord issues are suspected.
While an X-ray of the entire spine can provide valuable information, it exposes the patient to significant levels of radiation. A targeted X-ray of the lumbosacral spine may be more appropriate, but it is still not necessary for diagnosis.
Diseases Affecting the Vertebral Column
Ankylosing spondylitis is a chronic inflammatory disorder that affects the axial skeleton, with sacro-ilitis being visible in plain films. Scheuermann’s disease is an epiphysitis of the vertebral joints that predominantly affects adolescents, with symptoms including back pain and stiffness. Scoliosis consists of curvature of the spine in the coronal plane, with structural scoliosis affecting more than one vertebral body and being the most common type. Spina bifida is a non-fusion of the vertebral arches during embryonic development, with myelomeningocele being the most severe type. Spondylolysis is a congenital or acquired deficiency of the pars interarticularis of a particular vertebral body, while spondylolisthesis occurs when one vertebra is displaced relative to its immediate inferior vertebral body.
Overview of Diseases Affecting the Vertebral Column
The vertebral column is susceptible to various diseases that can affect its structure and function. Ankylosing spondylitis is a chronic inflammatory disorder that affects the axial skeleton, while Scheuermann’s disease predominantly affects adolescents and causes back pain and stiffness. Scoliosis is a curvature of the spine that can be structural or non-structural, with idiopathic being the most common type. Spina bifida is a non-fusion of the vertebral arches during embryonic development, and spondylolysis is a deficiency of the pars interarticularis of a particular vertebral body. Spondylolisthesis occurs when one vertebra is displaced relative to its immediate inferior vertebral body. Understanding these diseases can aid in their diagnosis and management.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 7
Incorrect
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During a football match a 26-year-old man twists over on his knee.
After the initial injury he continues to play and completes the match. However, two days later he has noticed increasing pain and swelling of the knee joint.
Which of the following is the likely diagnosis?Your Answer:
Correct Answer: Medial meniscus tear
Explanation:Medial Meniscus Tear
The medial meniscus is a cartilage that acts as a shock absorber for the bones in the knee joint. It can be injured due to collisions or deep knee bends. While minor injuries may heal on their own with rest, surgery is often required for more serious cases. Symptoms of a medial meniscus tear include pain along the joint line or throughout the knee, inability to fully extend the knee (often described as knee locking), and swelling. It is important to note that these symptoms are not consistent with those of a deep vein thrombosis.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 8
Incorrect
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A 68-year-old man with osteoarthritis is evaluated. He has been taking regular paracetamol and a topical NSAID for symptom control, but due to insufficient pain relief, an oral NSAID was recently added. He has been taking ibuprofen 400 mg as needed up to three times a day, but upon further discussion, he is using it at least once daily. He has no significant gastrointestinal medical history, particularly no prior issues with gastroesophageal reflux or peptic ulceration. What is the most appropriate management strategy for gastroprotection?
Your Answer:
Correct Answer: Co-prescribe an alginate preparation to use on a PRN basis (e.g. Gaviscon)
Explanation:Co-prescription of Proton Pump Inhibitors with NSAIDs
When prescribing oral NSAIDs or COX-2 inhibitors for the treatment of osteoarthritis, it is important to co-prescribe a proton pump inhibitor with the lowest acquisition cost. This is recommended by NICE guidance to prevent gastrointestinal, liver, or cardio-renal side effects.
To minimize the risk of these side effects, anti-inflammatories should be used at the lowest effective dose for the shortest possible time period. Even if a patient has no history of gastrointestinal problems, a proton pump inhibitor should still be co-prescribed.
It is also important to consider other medications that may increase the risk of gastrointestinal problems when used in combination with NSAIDs, such as steroids, aspirin, and certain antidepressants. By taking these precautions, healthcare professionals can help ensure the safe and effective use of NSAIDs in the treatment of osteoarthritis.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 9
Incorrect
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A 30-year-old woman comes to her General Practitioner complaining of joint pains and muscle aches that have been developing over the past few months. She also reports experiencing extreme fatigue and hair loss during the same period. She has been taking omeprazole for dyspepsia recently. A blood test shows positive results for anti-double-stranded deoxyribonucleic acid antibodies (anti-dsDNA).
What is the most probable diagnosis?Your Answer:
Correct Answer: Systemic lupus erythematosus (SLE)
Explanation:Connective Tissue Disorders: Differential Diagnosis Based on Antibody Subtypes
Connective tissue disorders can present with similar symptoms such as joint and muscle pains and fatigue. However, the specific antibody subtype can help differentiate between different conditions.
Systemic lupus erythematosus (SLE) is highly associated with anti-double-stranded deoxyribonucleic acid antibodies (anti-dsDNA), which has a sensitivity of 70% and is variable based on disease activity. On the other hand, drug-induced lupus erythematosus is associated with omeprazole but rarely presents with positive anti-dsDNA antibodies.
Rheumatoid arthritis is more likely to present with positive rheumatoid factor and anti-cyclic citrullinated peptide (anti-CCP) antibodies, while scleroderma is associated with anti-centromere antibodies and anti-Scl-70.
Sjögren syndrome, which commonly presents with dry eyes, mouth, and skin, can also cause fatigue and joint pains. However, it is more likely to be associated with positive anti-Ro and anti-La antibodies rather than anti-dsDNA antibodies.
Therefore, understanding the specific antibody subtype can aid in the differential diagnosis of connective tissue disorders.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 10
Incorrect
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A 26-year-old man presents to his General Practitioner, complaining of long-standing back pain, with no red flags. On examination, he has tenderness bilaterally in the lower lumbar area and reduced lumbar spine range of movement. He is found to be positive for human leukocyte antigen B27 (HLA-B27) antigen and an X-ray of his sacroiliac joints shows bilateral erosions.
Which single feature most supports a diagnosis of ankylosing spondylitis (AS) above another cause of back pain?Your Answer:
Correct Answer: Bilateral erosion of sacroiliac joints on X-ray
Explanation:Understanding Ankylosing Spondylitis: Diagnostic Indicators and Symptoms
Ankylosing spondylitis (AS) is a type of inflammatory arthritis that primarily affects the spine and other joints. It is more commonly diagnosed in men aged 20-30 years. Symptoms of AS may take up to 8-10 years to become evident on an X-ray film, but when present, they are diagnostic. However, earlier in the disease course, indirect evidence of sacroiliitis and spondylitis may be detected, including sacroiliac joint tenderness and limited spinal movement, which are nonspecific. Advanced-stage AS is characterized by stiffness of the spine, kyphosis, and a stooped posture. This article discusses the diagnostic indicators and symptoms of AS, including back stiffness, limited lumbar spine motion, presence of HLA-B27 antigen, and tenderness in the lower lumbar area.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 11
Incorrect
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What is impacted by Heberden's arthropathy?
Your Answer:
Correct Answer: Proximal interphalangeal joints
Explanation:Heberden’s Nodules: Bony Swellings in Osteoarthritis
Heberden’s nodules are bony swellings that typically develop around the distal interphalangeal joints, particularly in the second and third fingers. These nodules are caused by calcific spurs of the articular cartilage at the base of the terminal phalanges in osteoarthritis. This condition is more common in females and usually occurs in middle age. Heberden’s nodules can cause pain and stiffness in the affected joints, and may limit hand function. Proper management of osteoarthritis can help alleviate symptoms and improve quality of life.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 12
Incorrect
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What is the only accurate statement regarding the management of osteoarthritis according to the 2014 NICE guidance?
Your Answer:
Correct Answer: Patients with mechanical knee locking symptoms should be referred for arthroscopic lavage and debridement
Explanation:NICE Guidance for Managing Osteoarthritis Pain
The National Institute for Health and Care Excellence (NICE) recommends exercise for all patients with osteoarthritis. When analgesia is necessary, paracetamol and topical NSAIDs should be the first line of treatment, followed by oral NSAIDs or COX-2 inhibitors if needed. However, a proton pump inhibitor should be used alongside these medications to reduce the risk of gastrointestinal side effects.
NICE doesn’t recommend the use of acupuncture or glucosamine for managing osteoarthritis pain. Arthroscopic debridement, a surgical procedure to remove damaged tissue from the joint, is only indicated if the patient has a clear history of mechanical locking, rather than morning joint stiffness, giving way, or X-ray evidence of loose bodies.
Overall, NICE’s guidance emphasizes the importance of exercise and non-pharmacological interventions in managing osteoarthritis pain, while also providing recommendations for safe and effective use of analgesic medications.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 13
Incorrect
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An 80 year old man undergoes decompressive surgery for degenerative cervical myelopathy. After three years, he complains of neck pain and hand paraesthesias. What is the recommended management strategy for his condition?
Your Answer:
Correct Answer: Urgent referral to spinal surgery or neurosurgery
Explanation:Patients with cervical myelopathy require ongoing follow-up after surgery as the pathology can recur at adjacent spinal levels that were not treated during the initial decompressive surgery. Recurrent symptoms should be treated with suspicion, and peripheral neuropathy should not be the primary diagnosis as delays in diagnosing and treating DCM can negatively impact outcomes. Urgent evaluation by specialist spinal services is necessary for all patients with recurrent symptoms, and axial spine imaging, such as an MRI scan, is the first line of investigation. AP and lateral radiographs are of limited use when myelopathy is suspected. Therefore, statements A and E are false, and statement C is also false.
Degenerative cervical myelopathy (DCM) is a condition that has several risk factors, including smoking, genetics, and certain occupations that expose individuals to high axial loading. The symptoms of DCM can vary in severity and may include pain, loss of motor function, loss of sensory function, and loss of autonomic function. Early symptoms may be subtle and difficult to detect, but as the condition progresses, symptoms may worsen or new symptoms may appear. An MRI of the cervical spine is the gold standard test for diagnosing cervical myelopathy. All patients with DCM should be urgently referred to specialist spinal services for assessment and treatment. Decompressive surgery is currently the only effective treatment for DCM, and early treatment offers the best chance of a full recovery. Physiotherapy should only be initiated by specialist services to prevent further spinal cord damage.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 14
Incorrect
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A 32-year-old construction worker complains of wrist pain for the past two weeks. He has no significant medical history and recently moved from Nigeria. During examination, he experiences tenderness at the base of his right thumb and radial styloid process. The pain is recreated when the wrist is deviated ulnarly. What is the probable diagnosis?
Your Answer:
Correct Answer: De Quervain's tenosynovitis
Explanation:De Quervain’s tenosynovitis is characterized by pain and tenderness on the radial side of the wrist, specifically over the radial styloid process.
De Quervain’s Tenosynovitis: Symptoms, Diagnosis, and Treatment
De Quervain’s tenosynovitis is a condition that commonly affects women between the ages of 30 and 50. It occurs when the sheath containing the tendons of the extensor pollicis brevis and abductor pollicis longus becomes inflamed. The condition is characterized by pain on the radial side of the wrist, tenderness over the radial styloid process, and pain when the thumb is abducted against resistance. A positive Finkelstein’s test, in which pain is elicited by ulnar deviation and longitudinal traction of the thumb, is also indicative of the condition.
Treatment for De Quervain’s tenosynovitis typically involves analgesia, steroid injections, and immobilization with a thumb splint (spica). In some cases, surgical intervention may be necessary. With proper diagnosis and treatment, patients can experience relief from the pain and discomfort associated with this condition.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 15
Incorrect
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An 80-year-old woman comes to the clinic for evaluation. She has experienced gastrointestinal discomfort with two different bisphosphonates and is unwilling to go to the hospital for regular infusions. She smokes ten cigarettes per day and has a BMI of 20 kg/m2. She has a history of a left Colles fracture. Her T-score is −3.5.
What is the most suitable next step for managing the patient's osteoporosis?Your Answer:
Correct Answer: Denosumab
Explanation:Treatment Options for Osteoporosis: A Comparison
Osteoporosis is a common condition that affects bone density and increases the risk of fractures. There are several treatment options available, each with its own advantages and disadvantages. In this article, we will compare the most commonly used treatments for osteoporosis.
Denosumab is a RANK-ligand inhibitor that reduces osteoclast activity and pre-osteoclast to osteoclast maturation, leading to downregulation of bone resorption. It is administered once every six months via subcutaneous injection, making it a convenient option for patients who struggle with compliance. Denosumab is particularly suitable for patients who have not tolerated bisphosphonates and have a low BMI.
Calcitonin is available as an intravenous preparation for the treatment of acute hypercalcaemia. However, oral calcitonin is not used as chronic therapy due to the risk of osteosarcoma.
Raloxifene is a selective oestrogen receptor modulator that is less effective than bisphosphonates as a treatment for osteoporosis. However, it does reduce the risk of breast cancer in women who take it.
Strontium ranelate is reserved as a treatment for osteoporosis for patients who are unable to tolerate other therapies. However, it may be associated with an increased risk of ischaemic cardiovascular events.
Teriparatide is a synthetic parathyroid hormone analogue given once a day as a subcutaneous injection for osteoporosis. However, it may not be a preferred option for a 75-year-old woman.
In conclusion, the choice of treatment for osteoporosis depends on several factors, including the patient’s age, medical history, and tolerance to different therapies. Denosumab is a convenient option for patients who struggle with compliance, while raloxifene may be suitable for women who want to reduce their risk of breast cancer. However, it is important to discuss the risks and benefits of each treatment option with a healthcare professional before making a decision.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 16
Incorrect
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A 35-year-old man falls and sprains his thumb while skiing. His thumb was outstretched at the time of the fall. On examination, there is significant pain and laxity of the thumb on valgus stress.
What is the most probable injury observed in this case?Your Answer:
Correct Answer: Ulnar collateral ligament tear
Explanation:The ulnar collateral ligament tear, also known as Gamekeeper’s thumb or skier’s thumb, is a common injury among skiers who fall against the ski-pole, strap, or ground while the thumb is abducted. This ligament connects the middle of the metacarpal head to the palmar aspect of the proximal phalanx and supports the thumb when pinching or gripping. The tear can be partial or complete, and there may be an associated avulsion fracture of the volar base of the proximal phalanx. Symptoms include hyperextension and lateral deviation of the thumb, swelling, bruising over the joint, and pain felt over the ulnar side of the metacarpo-phalangeal joint. Treatment involves immobilization in a thumb spica splint for 4-6 weeks if the joint is stable, otherwise referral for possible surgical repair is indicated. De Quervain’s tenosynovitis, osteoarthritis of the metacarpo-phalyngeal joint, radial collateral ligament tear, and scaphoid fracture are different conditions and not related to ulnar collateral ligament tear.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 17
Incorrect
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A 42-year-old woman presents to her General Practitioner with complaints of fatigue and joint pain in her lower limbs. Upon examination, both of her knees are warm and swollen, with tenderness upon palpation of the joint. The joints exhibit crepitus and painful active and passive movement, but there is no ligamental instability. Which of the following findings would indicate an inflammatory cause of joint pain, rather than osteoarthritis, in this patient?
Your Answer:
Correct Answer: Swelling and warmth
Explanation:Distinguishing Between Inflammatory Arthritis and Osteoarthritis: Symptoms and Signs
When it comes to joint pain, it can be difficult to determine whether it is caused by inflammatory arthritis or osteoarthritis. However, there are certain symptoms and signs that can help distinguish between the two.
Swelling and warmth are more likely to be associated with inflammatory arthritis, as it is characterized by the presence of synovial fluid and inflammation. On the other hand, osteoarthritis is more commonly associated with bony joint enlargement and tenderness, rather than swelling and warmth.
Crepitus, or joint cracking and popping, can occur in both types of arthritis, but is more common in osteoarthritis due to joint-space narrowing. Joint instability can also occur in all types of arthritis, but is most commonly caused by injury or trauma that has damaged ligaments.
Painful range of motion is another symptom that can occur in both inflammatory arthritis and osteoarthritis. However, it can be managed with analgesia and physiotherapy.
In summary, understanding the symptoms and signs of inflammatory arthritis and osteoarthritis can help with proper diagnosis and treatment.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 18
Incorrect
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A 68-year-old man presents to the clinic with complaints of fatigue and widespread body aches. He reports experiencing stiffness and difficulty reaching items above eye level, particularly in the morning. His ESR is elevated at 72.
What is the most probable underlying diagnosis?Your Answer:
Correct Answer: Polymyalgia rheumatica
Explanation:Elevated ESR and its association with inflammatory diseases and malignancy
ESR, or erythrocyte sedimentation rate, is a blood test that measures the rate at which red blood cells settle in a tube over a period of time. Elevated ESR levels are commonly seen in inflammatory disease processes such as rheumatoid arthritis, systemic lupus erythematosus, and polymyalgia rheumatica, which are associated with other raised inflammatory markers like fibrinogen. It is also seen in malignancy, particularly myeloma.
Apart from these conditions, ESR tends to increase with age, with the normal ESR being roughly half of the age. Females also tend to have higher ESR levels.
When a patient presents with vague bony aches, a markedly elevated ESR may suggest myeloma or polymyalgia rheumatica. Polymyalgia rheumatica predominantly affects the shoulder girdle, while systemic lupus erythematosus has a higher incidence in women. Rheumatoid arthritis, on the other hand, usually presents with swollen joints in the hands and feet and morning stiffness.
In summary, elevated ESR levels can be indicative of various inflammatory diseases and malignancy, and should be interpreted in conjunction with other clinical findings.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 19
Incorrect
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A 65-year-old woman presents with gradual onset proximal shoulder and pelvic girdle muscular pains and stiffness. She is experiencing difficulty getting dressed in the morning and cannot raise her arms above the horizontal. She is currently taking atorvastatin 20 mg for primary prevention and recently completed a course of clarithromycin for a lower respiratory tract infection (penicillin-allergic). Blood tests reveal the following results:
Hb 128 g/L Male: (135-180) Female: (115 - 160)
WBC 12.8 * 109/L (4.0 - 11.0)
Platelets 380 * 109/L (150 - 400)
Na+ 142 mmol/L (135 - 145)
K+ 4.2 mmol/L (3.5 - 5.0)
Urea 6.1 mmol/L (2.0 - 7.0)
Creatinine 66 µmol/L (55 - 120)
Bilirubin 10 µmol/L (3 - 17)
ALP 64 u/L (30 - 100)
ALT 32 u/L (3 - 40)
γGT 55 u/L (8 - 60)
Albumin 37 g/L (35 - 50)
CRP 72 mg/L (< 5)
ESR 68 mg/L (< 30)
Creatine kinase 58 U/L (35 - 250)
What is the most likely underlying diagnosis?Your Answer:
Correct Answer: Polymyalgia rheumatica
Explanation:Polymyalgia rheumatica is not associated with an increase in creatine kinase levels. Instead, blood tests typically reveal signs of inflammation, such as elevated white blood cell count, C-reactive protein, and erythrocyte sedimentation rate. These findings, combined with the patient’s medical history and demographics, strongly suggest polymyalgia rheumatica as the diagnosis.
In contrast, polymyositis and dermatomyositis are characterized by a significant rise in creatine kinase levels, and dermatomyositis also presents with a distinctive rash. Fibromyalgia doesn’t typically show any signs of inflammation on blood tests. While statin-induced myopathy is a possibility given the patient’s history, the high levels of inflammatory markers and normal creatine kinase levels make this diagnosis less likely.
Understanding Polymyalgia Rheumatica
Polymyalgia rheumatica (PMR) is a condition commonly seen in older individuals that is characterized by muscle stiffness and elevated inflammatory markers. Although it is closely related to temporal arteritis, the underlying cause is not fully understood, and it doesn’t appear to be a vasculitic process. PMR typically affects individuals over the age of 60 and has a rapid onset, with symptoms appearing in less than a month. Patients experience aching and morning stiffness in proximal limb muscles, along with mild polyarthralgia, lethargy, depression, low-grade fever, anorexia, and night sweats. Weakness is not considered a symptom of PMR.
To diagnose PMR, doctors look for elevated inflammatory markers, such as an ESR greater than 40 mm/hr. Creatine kinase and EMG are typically normal. Treatment for PMR involves the use of prednisolone, with a typical dose of 15mg/od. Patients usually respond dramatically to steroids, and failure to do so should prompt consideration of an alternative diagnosis. Understanding the symptoms and treatment options for PMR can help individuals manage their condition and improve their quality of life.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 20
Incorrect
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A 68-year-old woman has falls at home. You diagnose a chest infection and find that she is also confused. You start antibiotics but her family is mainly concerned about the falls.
Neither the patient nor family wants her to be admitted to hospital.
What measures would you suggest to minimize her risk of falling?Your Answer:
Correct Answer: Ensure adequate hydration and treatment of infection
Explanation:Preventing Falls in Elderly Patients
To prevent falls in elderly patients, it is important to ensure adequate hydration and treat any infections promptly. Cot-sides and restraints should be avoided as they can be dangerous. Hip protectors may not be effective in preventing falls or fractures. In cases where postural hypotension is the cause of falls, midodrine can be used as a treatment option. By taking these precautions, the risk of falls can be reduced in elderly patients.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 21
Incorrect
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A 70-year old man complains of neck pain, tingling in his fingertips, and gradual weakness in his legs. After undergoing an MRI scan of his spine, he is diagnosed with degenerative cervical myelopathy caused by a C4/5 disc prolapse. What is the best course of action for treatment?
Your Answer:
Correct Answer: Cervical decompressive surgery
Explanation:Specialist spinal services (neurosurgery or orthopaedic spinal surgery) should urgently assess all patients with degenerative cervical myelopathy due to the importance of early treatment. The timing of surgery is crucial as any existing spinal cord damage can be permanent. Early treatment, within 6 months of diagnosis, offers the best chance of a full recovery. However, most patients are presenting too late, with an average of over 5 appointments before diagnosis, representing more than 2 years in one study.
Decompressive surgery is currently the only effective treatment that has been shown to prevent disease progression. Close observation is an option for mild stable disease, but anything progressive or severe requires surgery to prevent further deterioration. Physiotherapy should only be initiated by specialist services as manipulation can cause more spinal cord damage.
To ensure good outcomes for patients, prompt diagnosis and onward referral are crucial. National initiatives are underway to raise awareness of the condition and improve referral times. None of the other listed options in this question control the patient’s primary pathology.
Degenerative cervical myelopathy (DCM) is a condition that has several risk factors, including smoking, genetics, and certain occupations that expose individuals to high axial loading. The symptoms of DCM can vary in severity and may include pain, loss of motor function, loss of sensory function, and loss of autonomic function. Early symptoms may be subtle and difficult to detect, but as the condition progresses, symptoms may worsen or new symptoms may appear. An MRI of the cervical spine is the gold standard test for diagnosing cervical myelopathy. All patients with DCM should be urgently referred to specialist spinal services for assessment and treatment. Decompressive surgery is currently the only effective treatment for DCM, and early treatment offers the best chance of a full recovery. Physiotherapy should only be initiated by specialist services to prevent further spinal cord damage.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 22
Incorrect
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You see a 45-year-old gentleman that presents with a 3-week history of neck pain. He reports occasional shooting pains in his right arm. The symptoms have been improving since they first started. He reports no weight loss, gait disturbance, clumsiness, loss of sexual, bladder or bowel function. On examination, no neurological signs are noted.
According to NICE, what would be the next appropriate step in his management?Your Answer:
Correct Answer: Reassurance, encourage activity, analgesia
Explanation:Management of Cervical Radiculopathy
Cervical radiculopathy is a condition that affects the nerves in the neck, causing pain, weakness, and numbness in the arms. For patients with this condition that has been present for less than 4-6 weeks and no objective neurological signs present, NICE advises conservative management. This includes reassurance, encouragement of activity, and analgesia. The long-term prognosis for patients with radiculopathy is good, and most cases improve without surgery.
However, clinicians should be aware of red flags that warrant an urgent referral. These include patients who are younger than 20 years or older than 55 years, severe or increasing pain, weakness involving more than one myotome, signs and symptoms suggestive of compression of the spinal cord, signs and symptoms suggestive of cancer, infection or inflammation, and signs and symptoms suggestive of severe trauma or skeletal injury. It is important to identify these red flags to ensure prompt and appropriate management of cervical radiculopathy.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 23
Incorrect
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A 55-year-old man presents for follow-up of his knee pain, which began after a bout of gardening 8 weeks ago. He recently had an x-ray and blood tests done by a colleague who advised him on soft tissue injury management and to return if his symptoms did not improve. Despite nightly icing and daily use of over-the-counter ibuprofen, his knee pain remains significant. On examination, there is a small effusion and pain with extreme flexion of the right knee. The patient has a history of rheumatoid arthritis and takes methotrexate, folic acid, and amitriptyline. His recent blood tests show normal renal function, bone profile, CRP, and full blood count, but his ALT and ALP are both elevated to over three times the upper limit of normal. He has no jaundice or focal abdominal signs and is otherwise well. What is the most appropriate immediate course of action?
Your Answer:
Correct Answer: Provide medication advice and discuss his case with a rheumatologist urgently
Explanation:Methotrexate and Liver Toxicity: Importance of Regular Blood Monitoring
In this case, the patient is taking methotrexate for rheumatoid arthritis and has presented with knee pain. However, the finding of raised liver function tests, although unrelated to the knee pain, should not be ignored due to the potential for methotrexate-induced liver toxicity. Regular blood monitoring is essential for patients taking methotrexate, with full blood count and renal and liver function tests performed before starting treatment and repeated weekly until therapy is stabilised. After stabilisation, bloods should be monitored at least every two to three months.
Local protocols often advise monthly blood tests on stabilised regimens, with GPs responsible for acting on any abnormal results. In this case, the patient’s ALT and ALP levels are raised to three times the upper limit of normal, indicating the need to withhold methotrexate and seek urgent advice from the local rheumatological department.
It is important to ask about over-the-counter medication use, as non-steroidal anti-inflammatory drugs (NSAIDs) can reduce methotrexate excretion and increase the risk of toxicity. Patients should be advised to avoid self-medication with aspirin and ibuprofen, and close monitoring is required if prescribed concurrently with methotrexate. Rheumatology departments often have specialist nurses available for urgent advice on managing methotrexate-induced liver toxicity.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 24
Incorrect
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A 48-year-old man has pain on the underside of his right heel that is worse when he takes his first few steps of the day. He is locally tender just in front of the calcaneum on the medial side of the foot. Attempting to stand on his toes reproduces the pain.
What is the most likely diagnosis?Your Answer:
Correct Answer: Plantar fasciitis
Explanation:Distinguishing Plantar Fasciitis from Other Foot Conditions
Plantar fasciitis is a common foot condition that causes pain and inflammation in the connective tissue on the sole of the foot. It is often caused by overuse of the arch tendon or plantar fascia. The pain is typically felt near the heel, where stress is greatest and the fascia is thinnest. While an X-ray is not necessary for diagnosis, it may be used to rule out other conditions. Treatment options include rest, pain relief, arch supports, physiotherapy, and corticosteroid injections. Most people experience improvement within a year. It is important to distinguish plantar fasciitis from other foot conditions, such as Achilles tendinitis, Morton’s neuroma, stress fractures of the calcaneum, and tarsal tunnel syndrome, which have different symptoms and require different treatments.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 25
Incorrect
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What conditions or treatments are linked to a higher risk of osteoporosis and fractures?
Your Answer:
Correct Answer: Undiagnosed coeliac disease
Explanation:Osteoporosis and Fracture Risk Factors
Undiagnosed or untreated coeliac disease can lead to malabsorption and increase the risk of osteoporosis and fractures. On the other hand, skimmed milk contains more calcium per pint than full fat milk, and bendroflumethiazide can improve calcium retention and bone mineral density. It is important to note that irritable bowel syndrome doesn’t cause malabsorption or increased fracture risk, unlike coeliac disease or inflammatory bowel diseases. Lastly, hyperthyroidism can increase the risk of osteoporosis, but hypothyroidism doesn’t unless it is over-replaced. By understanding these risk factors, individuals can take steps to prevent osteoporosis and fractures.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 26
Incorrect
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A 42-year-old man presents with elbow pain.
Which physical examination finding would be most indicative of a diagnosis of tennis elbow? Choose ONE answer.Your Answer:
Correct Answer: Pain on resisted wrist extension
Explanation:Understanding Tennis Elbow: Symptoms and Causes
Tennis elbow, also known as lateral epicondylitis, is a common condition that causes pain and tenderness in the lateral elbow and upper forearm. It is caused by repetitive stress on the extensor forearm muscle, specifically at the muscle-tendon junction at the lateral epicondyle. This article will discuss the symptoms and causes of tennis elbow.
Symptoms of Tennis Elbow:
– Lateral elbow and upper forearm pain and tenderness
– Pain exacerbated by active and resisted movements of the extensor muscles of the forearm
– Pain on resisted extension of the wrist or middle fingerCauses of Tennis Elbow:
– Repetitive stress on the extensor forearm muscle
– Overuse of the forearm muscles during activities such as tennis, painting, or typing
– Poor technique or equipment during physical activities
– Age-related degeneration of the tendonsIt is important to note that decreased sensation in the 4th and 5th fingers is not a symptom of tennis elbow, but rather a feature of ulnar neuropathy that may be associated with medial epicondylitis (Golfer’s elbow). Severe restriction of passive movement and swelling of the elbow joint are also not typical symptoms of tennis elbow. Tenderness over the medial epicondyle of the humerus is a symptom of Golfer’s elbow, which is inflammation of the tendon at the origin of the flexor forearm muscles causing medial elbow pain.
If you are experiencing symptoms of tennis elbow, it is important to seek medical attention and rest the affected arm to prevent further injury. Treatment options may include physical therapy, pain management, and in severe cases, surgery.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 27
Incorrect
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A 35-year-old woman recently diagnosed with rheumatoid arthritis has increasing joint pain and stiffness throughout the day.
Which of the following is the most appropriate initial treatment?Your Answer:
Correct Answer: Oral non-steroidal anti-inflammatory drugs (NSAIDs)
Explanation:Treatment Options for Ankylosing Spondylitis
Ankylosing spondylitis is a type of inflammatory arthritis that primarily affects the spine and sacroiliac joints. The following are some of the treatment options available for managing this condition:
Oral Non-Steroidal Anti-Inflammatory Drugs (NSAIDs)
NSAIDs are the first-line medication recommended by the National Institute for Health and Care Excellence (NICE) for managing ankylosing spondylitis. They help to reduce pain and stiffness in the affected joints.Corticosteroid Injection
Intra-articular steroid injections can be used to treat a flare of ankylosing spondylitis that has not responded to oral NSAIDs or other oral treatments. However, repeated injections are associated with risks such as joint infection.Oral Corticosteroids
Oral corticosteroids can be used to treat symptoms that are not responding to other oral treatments. However, their use is limited due to the multiple complications and side effects associated with long-term use.Paracetamol and Codeine
If patients have an allergy, severe asthma, or a high risk for gastrointestinal bleeding, alternative analgesia should be considered, such as paracetamol and codeine.Tumour Necrosis Factor (TNF)-Alpha Inhibitor
TNF-alpha inhibitors are used to treat ankylosing spondylitis in patients whose symptoms are not controlled on other treatments. However, they must be prescribed and monitored in secondary care.Managing Ankylosing Spondylitis: Treatment Options
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This question is part of the following fields:
- Musculoskeletal Health
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Question 28
Incorrect
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You are asked to do a house call on a 35-year-old man with aching legs. Not unreasonably you suggest that a surgery consultation would be more appropriate. The wife is insistent that he cannot get there.
When you visit, you find a well-looking man lying in bed. He gives a story of having done a sponsored walk two days previously and halfway through after a mile uphill, he had to be carried back.
He is overweight. He doesn't normally take exercise and reports that he found exercise painful as a child. He also smokes. Since that episode he has been virtually unable to walk due to stiff legs. He is eating and drinking normally but his urine is a brownish colour. You confirm that, and the dipstick is positive for blood.
When you examine him, he is barely able to move his legs, and has absent knee and ankle jerks both sides. His thigh muscles feel quite solid in texture, and he has no sphincter disturbance. He is on no medication.
What is the diagnosis?Your Answer:
Correct Answer: He is overweight and unfit
Explanation:Myoglobinuria: A Rare Condition Causing Muscle Breakdown
The texture of the muscles and brown urine are key indicators of myoglobinuria, a condition caused by catastrophic muscle breakdown. In this case, confirmation was made through a CK level beyond 16,000, a creatinine level of 360, and a urea level of 18. The large myoglobin molecules quickly compromised the glomerular filtration rate, leading to the need for dialysis within 24 hours. Further investigation revealed a rare congenital enzyme deficiency that causes rhabdomyolysis on exertion, which explains why the patient experienced pain during physical exercise as a child and adolescent.
It is important to note that a urine dipstick test can also be used to diagnose myoglobinuria. This test involves dipping a strip into a urine sample and checking for the presence of myoglobin. Early detection and treatment of myoglobinuria is crucial to prevent kidney damage and other complications.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 29
Incorrect
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A 27-year-old woman complains she has been feeling generally unwell for several weeks. She reports a relapsing pain in her left ankle for the last four weeks following a 2-week history of diarrhoea. Over the last two weeks, she has also developed lower back pain. On further questioning, she mentions that for the last few days she has noticed painful nodules over her shins. Her full blood count and kidney and liver function tests are all normal. An autoimmune screen is negative.
What is the most likely diagnosis?Your Answer:
Correct Answer: Reactive arthritis
Explanation:Differentiating Reactive Arthritis from Other Arthropathies
Reactive arthritis is an autoimmune condition that occurs as a response to an infection. It typically develops 2-4 weeks after a gastrointestinal or genitourinary infection and presents with joint pain, malaise, and fever. However, it is important to differentiate reactive arthritis from other arthropathies based on their unique features.
Ankylosing spondylitis is a seronegative spondyloarthropathy that affects the axial skeleton and doesn’t present with ankle pain or erythema nodosum. Psoriatic arthritis is associated with psoriatic lesions and presents with joint swelling in the knees, ankles, hands, and feet, but the rash described in this case is typical for erythema nodosum, not psoriasis. Rheumatic fever is a complication of an untreated streptococcal throat infection and can affect the heart and nervous system, but the patient in this case has symptoms of a gastrointestinal infection preceding her joint pain. Rheumatoid arthritis is a chronic inflammatory autoimmune condition that affects the small joints of the hands and feet and tends to have bilateral symmetrical distribution of joint involvement, unlike in this case where there is unilateral ankle pain.
Therefore, a thorough evaluation of the patient’s medical history and symptoms is necessary to accurately diagnose reactive arthritis and differentiate it from other arthropathies.
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This question is part of the following fields:
- Musculoskeletal Health
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Question 30
Incorrect
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A 15-year-old girl presents with difficulty walking and issues with her feet. Upon examination, she displays mild pes cavus and possible muscle wasting in her distal legs. She has a slight high-steppage gait and exhibits weakness in both feet and ankles with reduced ankle jerks. There are no abnormalities in her cranial nerves or cerebellar function, and she has no significant medical history or regular medications. However, she reports that several family members have experienced similar problems, and her grandfather, who is still alive in his 70s, used to receive special shoes and a foot brace from the hospital. What is the most probable underlying diagnosis?
Your Answer:
Correct Answer: Charcot-Marie-Tooth disease
Explanation:Understanding Pes Cavus and its Association with Genetic Diseases
Pes cavus, also known as claw foot, is a condition characterized by an excessively arched foot that gives an unnaturally high instep. This condition is often associated with genetic diseases such as Charcot-Marie-Tooth (CMT) disease and Friedreich’s ataxia.
Friedreich’s ataxia is an autosomal recessive condition that affects the nervous system. It is characterized by progressive limb and gait ataxia, dysarthria, loss of proprioception and vibration sense, absent tendon reflexes in the lower limbs, and extensor plantar responses. The disease can also lead to pes cavus and scoliosis due to muscle weakness, as well as cardiomyopathy. Unfortunately, the disease is often debilitating, with more than 95% of those affected being wheelchair-bound by the age of 45 and an average life expectancy of approximately 50.
On the other hand, CMT affects both motor and sensory nerves and is often first noticed in adolescence or early adulthood. Symptoms include weakness of the foot and lower leg muscles, which may result in foot drop and a characteristic high-stepped gait. Weakness of the small muscles in the feet can lead to deformities such as pes cavus. In addition, the lower legs may take on an ‘inverted champagne bottle’ appearance due to the loss of muscle bulk. Although the disease can progress to affect the hands, it is not considered fatal, and people with most forms of CMT have a normal life expectancy.
In summary, understanding the association between pes cavus and genetic diseases such as CMT and Friedreich’s ataxia is crucial in diagnosing and managing these conditions. While Friedreich’s ataxia can be debilitating and life-threatening, CMT is generally not fatal, but can still significantly impact a person’s quality of life.
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This question is part of the following fields:
- Musculoskeletal Health
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