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Question 1
Correct
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A 65-year-old woman has had a fall. She has been well all her life and has rarely had to see the doctor. She smokes 10 cigarettes a week. Examination is unremarkable other than a left-sided ptosis and some slight thinning of the muscles of her left hand, which she thinks might be long-standing.
What is the most probable reason for her left-sided ptosis?Your Answer: Horner syndrome
Explanation:Causes and Characteristics of Unilateral Ptosis and Lid Lag in Thyrotoxicosis
Unilateral ptosis, or drooping of one eyelid, can be caused by disinsertion of the aponeurosis of the levator palpabrae superioris, Horner syndrome, or a third nerve palsy. Local inflammation of the conjunctiva can also lead to ptosis. Myasthenia gravis typically results in bilateral ptosis, but it may be asymmetrical.
Disinsertion of the aponeurosis of the levator palpabrae superioris is characterized by the loss of the crease normally seen on the upper eyelid and is often due to dysfunction of the superior rectus and levator muscles. It may be iatrogenic or degenerative due to senility.
Lid lag, where the upper eyelid lags behind the upper edge of the iris as the eye moves downward, is a common characteristic of thyrotoxicosis. A similar phenomenon can occur with the lower edge when the eye moves upwards.
In cases where weakness of hand muscles is present, a T1 root lesion is likely, indicating Horner syndrome. Miosis, or constriction of the pupil, can be subtle and easily missed. In smokers, a high suspicion of a Pancoast’s tumor (apical pulmonary tumor) should be considered in patients with such a presentation.
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This question is part of the following fields:
- Neurology
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Question 2
Incorrect
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A 65-year-old woman presented with episodic impairment of consciousness.
Which of the following is the most likely cause?Your Answer: Depressive stupor
Correct Answer: Normal pressure hydrocephalus
Explanation:Fluctuating Level of Consciousness in Elderly Patients
When presented with an elderly patient exhibiting fluctuating levels of consciousness, it is important to consider various potential causes. Alzheimer’s disease, normal pressure hydrocephalus, Creutzfeldt-Jacob, and depression can all lead to dementia or apparent dementia, but typically do not result in fluctuating levels of consciousness. However, chronic subdural hematoma is a condition that can be associated with such fluctuations. In the absence of neurological signs, this diagnosis may be the most likely explanation for the patient’s symptoms. It is important to carefully consider all potential causes and conduct appropriate diagnostic tests to ensure accurate diagnosis and treatment.
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This question is part of the following fields:
- Neurology
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Question 3
Correct
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A 50-year-old woman presents with a tremor. This mainly affects her hands but she has also noticed that her head has a tendency to nod, especially when she is under stress or embarrassed. The hand tremor is worse when she is carrying things such as a cup and saucer. She has noticed that the symptoms are improved when she drinks alcohol. Her mother had a similar tremor. Examination reveals a 4-6-Hz tremor, most marked when her arms are outstretched, and nodding movements of the head. She has difficulty in neatly copying a spiral diagram. Other neurological examination is normal. Thyroid function is normal.
Select the single most appropriate first-line therapy.Your Answer: Propranolol
Explanation:Treatment Options for Essential Tremor: A Comprehensive Guide
Essential tremor is a common neurological disorder that causes involuntary shaking of the hands, head, and voice. While there is no cure for essential tremor, there are several treatment options available to manage the symptoms.
Before starting any treatment, it is important to rule out any underlying peripheral or central nervous system disease and exclude possible causes of physiological tremor such as hyperthyroidism, drug-related tremor, or alcohol withdrawal.
The most appropriate first-line therapy for essential tremor is β blockade. If this is not tolerated, primidone is an alternative. Other medications that have shown effectiveness include alprazolam, atenolol, topiramate, and clonazepam. However, gabapentin has only been found to be effective when used as monotherapy and not as adjunct therapy.
For head tremors, botulinum toxin A can be used. In rare cases, surgery may be considered, such as deep brain stimulation or thalamotomy.
It is important to note that mild tremors may not require any treatment or only intermittent treatment for difficult social situations.
In conclusion, essential tremor can be managed with various treatment options. It is important to consult with a healthcare professional to determine the best course of action for each individual case.
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This question is part of the following fields:
- Neurology
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Question 4
Incorrect
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You start a patient on atorvastatin after their cholesterol was found to be raised in the context of a QRISK of 15%. You repeat the blood tests 6 months after starting treatment.
Which of the following blood results does NICE recommend using to determine the next course of action?Your Answer: Total cholesterol
Correct Answer: Non-HDL cholesterol
Explanation:Monitoring Statin Treatment for Primary Prevention
Following the initiation of statin treatment for primary prevention, it is recommended to have a repeat blood test after 3 months. The non-HDL cholesterol level should be interpreted to guide the next steps in management. The goal of treatment is to reduce non-HDL levels by 40% of the patient’s baseline. If adherence, timing of the dose, and lifestyle measures are in place, an increase in dose may be necessary.
It is not routine to investigate creatine kinase in this context, but it would be helpful to investigate unexplained muscle symptoms. Liver function tests are not an option, but NICE advises testing these 3 months and 12 months following statin initiation. If stable, no further monitoring for LFTs is required after this.
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This question is part of the following fields:
- Cardiovascular Health
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Question 5
Correct
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A 42-year-old female visited her doctor with a persistent headache that has been ongoing for the past 4 weeks. The headache is mainly felt in the frontal area and she has not experienced any other symptoms such as visual disturbances, nausea, or vomiting. The patient reports waking up with the headache and it persists throughout the day.
The patient is currently taking lansoprazole for a gastric ulcer, inhalers for asthma, regular painkillers for fibromyalgia, and has a Mirena coil for contraception.
Which medication is most likely contributing to the patient's headaches?Your Answer: Co-dydramol
Explanation:Medication overuse headaches are often caused by regular use of opioids like co-dydramol, which is likely the case for this patient. The other medications mentioned are unlikely to be a factor in her symptoms.
Understanding Medication Overuse Headache
Medication overuse headache is a common cause of chronic daily headache that affects up to 1 in 50 people. It is characterized by headaches that occur for 15 days or more per month and are worsened by regular use of symptomatic medication. Patients who use opioids and triptans are at the highest risk of developing this condition. Additionally, there may be psychiatric comorbidity associated with medication overuse headache.
According to the 2008 SIGN guidelines, the management of medication overuse headache involves abruptly withdrawing simple analgesics and triptans, which may initially worsen headaches. On the other hand, opioid analgesics should be gradually withdrawn. However, withdrawal symptoms such as vomiting, hypotension, tachycardia, restlessness, sleep disturbances, and anxiety may occur when medication is stopped. Therefore, it is important to seek medical advice before discontinuing any medication.
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This question is part of the following fields:
- Neurology
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Question 6
Correct
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A 60-year-old male smoker develops increasing shoulder pain. After a few weeks, he complains of loss of power and feeling in his left hand. Shortly after, he notices visual disturbances and a left-sided ptosis.
Which of the following is the most likely diagnosis?Your Answer: Pancoast tumour
Explanation:Common Causes of Arm and Shoulder Pain: Symptoms and Characteristics
Arm and shoulder pain can be caused by a variety of conditions, each with their own unique symptoms and characteristics. Here are some common causes:
Pancoast Tumour: This tumour in the superior pulmonary sulcus can cause constant pain in the shoulder, upper anterior chest, or interscapular region. Other symptoms include weakness and atrophy of hand muscles, Horner syndrome, hoarseness, and spinal cord compression.
Stable Angina: Chest pain is precipitated by exercise and can also occur in the arms, shoulders, neck, jaw, throat, or back. Ischaemic pain in the arm is described as cramp-like, squeezing, or a band around the arm.
Carpal Tunnel Syndrome: Tingling, numbness, or pain in the thumb, index, and middle fingers, and medial half of the ring finger on the palmar aspect are characteristic of this condition resulting from median nerve compromise at the wrist.
Coronary Heart Disease: Chest pain, weakness, light-headedness, nausea, or a cold sweat are common symptoms. Pain or discomfort in the arms or shoulder may also occur.
Syringomyelia: A cyst (syrinx) forms within the spinal cord, causing sensory, motor, and autonomic dysfunction. Chronic severe pain is a common symptom.
Vertebral Disc Prolapse of the Cervical Spine: Myelopathy with neck and arm pain, a lower motor neuron lesion of the upper limbs, and upper motor lesion of the lower limbs can result from ventral compression of the spinal cord by a prolapsed cervical disc.
Understanding the symptoms and characteristics of these conditions can help with proper diagnosis and treatment of arm and shoulder pain.
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This question is part of the following fields:
- Neurology
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Question 7
Correct
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A 3-month-old baby girl has been brought into the GP by her father. They visited three weeks ago because the baby was experiencing vomiting and regurgitation after feeds. They were given alginate suspension at the time but this has not helped. Today, the baby is still experiencing troublesome symptoms and is now refusing feeds.
What would be the next appropriate course of action?Your Answer: 4-week trial of omeprazole suspension
Explanation:If an infant with GORD is experiencing troublesome symptoms even after a 1-2 week trial of alginate therapy, the recommended course of action is to prescribe a 4-week trial of a proton pump inhibitor. This is in line with NICE guidelines.
Opting for a 2-week trial of omeprazole is not advisable as it may not be sufficient to alleviate the symptoms.
Continuing with alginate suspension alone is not appropriate as the symptoms have worsened since starting the treatment.
Ranitidine is no longer recommended due to the presence of small amounts of the carcinogen N-nitrosodimethylamine (NMDA) in formulations from multiple manufacturers. Nitrosamines, which are carcinogens commonly found in smoked fish, are linked to high rates of oesophageal and gastric cancer in East Asian countries.
If metoclopramide, a prokinetic agent, is used, it should be done so with caution and under the supervision of a specialist.
Gastro-oesophageal reflux is a common cause of vomiting in infants, with around 40% of babies experiencing some degree of regurgitation. However, certain risk factors such as preterm delivery and neurological disorders can increase the likelihood of developing this condition. Symptoms typically appear before 8 weeks of age and include vomiting or regurgitation, milky vomits after feeds, and excessive crying during feeding. Diagnosis is usually made based on clinical observation.
Management of gastro-oesophageal reflux in infants involves advising parents on proper feeding positions, ensuring the infant is not overfed, and considering a trial of thickened formula or alginate therapy. However, proton pump inhibitors (PPIs) are not recommended as a first-line treatment for isolated symptoms of regurgitation. PPIs may be considered if the infant experiences unexplained feeding difficulties, distressed behavior, or faltering growth. Metoclopramide, a prokinetic agent, should only be used with specialist advice.
Complications of gastro-oesophageal reflux can include distress, failure to thrive, aspiration, frequent otitis media, and dental erosion in older children. If medical treatment is ineffective and severe complications arise, fundoplication may be considered. It is important for healthcare professionals to be aware of the risk factors, symptoms, and management options for gastro-oesophageal reflux in infants.
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This question is part of the following fields:
- Children And Young People
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Question 8
Correct
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A 30-year-old woman visits the clinic with a complaint of back pain and stiffness in the morning that has been worsening for the past 2 years. She reports that the pain improves with exercise. She also mentions having experienced an episode of anterior uveitis (iritis) recently. Upon investigation, it is found that she is negative for rheumatoid factor but positive for human leukocyte antigen B27 (HLA-B27). What is the most probable diagnosis?
Your Answer: Ankylosing spondylitis (AS)
Explanation:Understanding Different Types of Spondyloarthropathy
Spondyloarthropathy is a group of inflammatory diseases that affect the joints and spine. Among the different types of spondyloarthropathy, ankylosing spondylitis (AS) is the most common. It typically affects people under 30 years old and is characterized by inflammatory back pain that causes stiffness and wakes patients up in the early morning hours. AS is strongly associated with the HLA-B27 gene, and about 20-30% of patients also experience acute anterior uveitis.
Enteropathic spondyloarthropathy is another type of spondyloarthropathy that is linked to inflammatory bowel disease. However, there is no evidence of this in the patient’s history. Like AS, enteropathic spondyloarthropathy is also associated with HLA-B27.
Mechanical back pain, on the other hand, is not an inflammatory condition. It usually starts suddenly and varies in severity depending on posture and movement. In contrast, the patient’s pain has developed gradually over a year.
Psoriatic arthritis is another type of spondyloarthropathy that is associated with psoriasis of the skin and/or nails. However, there is no mention of this in the patient’s history. Psoriatic arthritis can affect any joint but mostly affects the knees, ankles, hands, and feet. It is also linked to HLA-B27.
Reactive arthritis is characterized by asymmetrical aseptic arthritis, urethritis, and conjunctivitis. It usually occurs after a sexually transmitted infection or gastrointestinal illness. However, there is no indication of this in the patient’s history or examination.
In summary, understanding the different types of spondyloarthropathy can help healthcare professionals make an accurate diagnosis and provide appropriate treatment.
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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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You are conducting a cancer care assessment on an elderly woman with an advanced brain tumor. She has previously undergone radiotherapy and chemotherapy, but these treatments did not have a significant effect on her condition. Her primary concerns are vertigo and nausea.
Which antiemetic would be the most suitable to recommend?Your Answer: Levomepromazine
Correct Answer: Ondansetron
Explanation:Antiemetics in Palliative Care
A variety of antiemetics are used in palliative care to treat nausea and vomiting. However, the underlying cause of the symptoms should be determined to guide which particular treatment is most appropriate. For patients with co-existent vertigo, an antiemetic with antihistamine properties such as cyclizine is most suitable as it also has actions against vertigo, motion sickness, and labyrinthine disorders.
Nausea and vomiting caused by drugs or toxins and metabolic factors like hypercalcaemia may respond best to haloperidol or levomepromazine. Metoclopramide, a prokinetic, can be useful in treating symptoms due to gastric stasis. On the other hand, ondansetron, a 5-HT3 antagonist, acts at the chemoreceptor trigger zone in the brain and is used as a treatment for emetogenic chemotherapy.
In summary, the appropriate antiemetic for palliative care patients depends on the underlying cause of their nausea and vomiting. Healthcare professionals should consider the patient’s individual needs and symptoms when selecting the most suitable treatment.
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This question is part of the following fields:
- End Of Life
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Question 10
Correct
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A 58-year-old woman presents with symptoms of a lower respiratory tract infection and is prescribed a course of amoxicillin. She comes back after 2 weeks with complaints of dysuria, pruritus vulvae, and a white vaginal discharge.
What is the most probable diagnosis?Your Answer: Vulvovaginal candidiasis
Explanation:Understanding and Treating Vulvovaginal Candidiasis
Vulvovaginal candidiasis is a common condition that affects approximately 75% of women in their reproductive years. It is caused by an overgrowth of yeast in the vaginal area and can be triggered by various factors such as pregnancy, diabetes, and the use of broad-spectrum antibiotics. While routine culture is not necessary for diagnosis, it is important to rule out underlying conditions such as type 2 diabetes in older women.
Treatment for vulvovaginal candidiasis typically involves the use of topical or oral antifungal medications such as azoles or triazoles. In cases where an azole has failed, nystatin may be more effective, especially if the infection is caused by Candida glabrata rather than Candida albicans. It is also important to note that approximately 10% of women with vulvovaginal candidiasis have a mixed infection with bacteria, which may require additional testing and treatment.
Overall, understanding the causes and treatment options for vulvovaginal candidiasis can help women effectively manage this common condition.
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This question is part of the following fields:
- Infectious Disease And Travel Health
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Question 11
Correct
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A 35-year-old woman presents for contraceptive advice. She wishes to resume taking the combined oral contraceptive pill (COCP) after a 12-year hiatus due to a new relationship. She is in good health with no significant medical history, but she does smoke occasionally, averaging 2-3 cigarettes per day. Her body mass index (BMI) is 26 kg/m².
According to the guidelines of the Faculty of Sexual & Reproductive Healthcare (FSRH), what is the most appropriate advice to provide regarding the COCP?Your Answer: The disadvantages outweigh the advantages and alternative methods should be used
Explanation:The FSRH has issued UKMEC recommendations for the combined oral contraceptive pill (COCP) due to the heightened risk of cardiovascular disease. According to these guidelines, the COCP is classified as UKMEC 2 for individuals under the age of 35. For those over the age of 35 who smoke less than 15 cigarettes per day, the COCP is classified as UKMEC 3. However, for those over the age of 35 who smoke more than 15 cigarettes per day, the COCP is classified as UKMEC 4. Progestogen-only contraceptives, on the other hand, are not associated with an increased risk of cardiovascular disease and are therefore classified as UKMEC 1, regardless of the patient’s age or cigarette intake.
The choice of contraceptive for women may be affected by comorbidities. The FSRH provides UKMEC recommendations for different conditions. Smoking increases the risk of cardiovascular disease, and the COCP is recommended as UKMEC 2 for women under 35 and UKMEC 3 for those over 35 who smoke less than 15 cigarettes/day, but is UKMEC 4 for those who smoke more. Obesity increases the risk of venous thromboembolism, and the COCP is recommended as UKMEC 2 for women with a BMI of 30-34 kg/m² and UKMEC 3 for those with a BMI of 35 kg/m² or more. The COCP is contraindicated for women with a history of migraine with aura, but is UKMEC 3 for those with migraines without aura and UKMEC 2 for initiation. For women with epilepsy, consistent use of condoms is recommended in addition to other forms of contraception. The choice of contraceptive for women taking anti-epileptic medication depends on the specific medication, with the COCP and POP being UKMEC 3 for most medications, while the implant is UKMEC 2 and the Depo-Provera, IUD, and IUS are UKMEC 1. Lamotrigine has different recommendations, with the COCP being UKMEC 3 and the POP, implant, Depo-Provera, IUD, and IUS being UKMEC 1.
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This question is part of the following fields:
- Gynaecology And Breast
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Question 12
Correct
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A 28-year-old man presents with a 3 days history of dysuria accompanied by urinary frequency and urgency. He reports pain in the suprapubic region but denies having fevers or chills. He has not experienced any loss of weight or appetite. There are no known or suspected structural or functional abnormalities of the genitourinary tract or underlying diseases.
Upon examination, his vital signs are normal and the abdomen is soft with no palpable mass. However, the suprapubic region is tender upon palpation. The patient is suspected to have acute cystitis and a midstream urine sample is obtained for culture and susceptibility testing.
What is the next step in the management of this patient?Your Answer: Allow him to go home on oral antibiotics according to local guidelines for 7 days
Explanation:Men with lower UTI should be offered an immediate antibiotic prescription, unlike women who are not pregnant who may be given a backup antibiotic prescription. UTIs in men are considered complicated and require at least 7 days of antibiotic therapy. Pregnant women and men with lower UTI should be given an immediate antibiotic prescription, taking into account previous urine culture and susceptibility results, as well as previous antibiotic use that may have led to resistant bacteria. The choice of antibiotic should be reviewed when microbiological results are available. The patient doesn’t need to be admitted or referred at this time as he is clinically well and has no underlying condition. Women with lower UTI who are not pregnant may be considered for a back-up antibiotic prescription if symptoms do not improve within 48 hours or worsen at any time.
Urinary tract infections (UTIs) are common in adults and can affect different parts of the urinary tract. Lower UTIs are more common and can be managed with antibiotics. For non-pregnant women, local antibiotic guidelines should be followed, and a urine culture should be sent if they are aged over 65 years or have visible or non-visible haematuria. Trimethoprim or nitrofurantoin for three days are recommended by NICE Clinical Knowledge Summaries. Pregnant women with symptoms should have a urine culture sent, and first-line treatment is nitrofurantoin, while amoxicillin or cefalexin can be used as second-line treatment. Asymptomatic bacteriuria in pregnant women should also be treated with antibiotics. Men with UTIs should be offered antibiotics for seven days, and a urine culture should be sent before starting treatment. Catheterised patients should not be treated for asymptomatic bacteria, but if they are symptomatic, a seven-day course of antibiotics should be given, and the catheter should be removed or changed if it has been in place for more than seven days. For patients with signs of acute pyelonephritis, hospital admission should be considered, and local antibiotic guidelines should be followed. The BNF recommends a broad-spectrum cephalosporin or a quinolone for 10-14 days for non-pregnant women.
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This question is part of the following fields:
- Kidney And Urology
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Question 13
Correct
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A 50-year-old man presents with restlessness and drowsiness. He is known to drink in excess of fifty units of alcohol per week.
On examination he has a broad-based gait. There is nystagmus and bilateral lateral rectus muscle palsy.
What is the most likely diagnosis?Your Answer: Wernicke’s encephalopathy
Explanation:Wernicke’s Encephalopathy: A Serious Condition Linked to Alcoholism and Malnutrition
Wernicke’s encephalopathy is a serious neurological condition characterized by confusion, ataxia, and ophthalmoplegia. It is commonly seen in patients with a history of alcohol excess, malnutrition, and can even occur during pregnancy. The condition is caused by a deficiency of thiamine, a vital nutrient for the brain.
If left untreated, Wernicke’s encephalopathy can lead to irreversible Korsakoff’s syndrome. Therefore, it is crucial to recognize and treat this condition as an emergency with thiamine replacement. The therapeutic window for treatment is short-lived, making early diagnosis and intervention essential.
In summary, Wernicke’s encephalopathy is a serious condition that can have devastating consequences if left untreated. It is important to consider this diagnosis in confused patients, especially those with a history of alcoholism or malnutrition. Early recognition and treatment with thiamine replacement can prevent irreversible damage to the brain.
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This question is part of the following fields:
- Neurology
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Question 14
Correct
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You are evaluating a 67-year-old patient during his chronic kidney disease follow-up. He has been undergoing haemodialysis for the past 6 years. What is the leading cause of mortality for this patient?
Your Answer: Ischaemic heart disease
Explanation:Causes of Chronic Kidney Disease
Chronic kidney disease is a condition that affects the kidneys and can lead to kidney failure if left untreated. There are several common causes of chronic kidney disease, including diabetic nephropathy, chronic glomerulonephritis, chronic pyelonephritis, hypertension, and adult polycystic kidney disease. Diabetic nephropathy is a complication of diabetes that affects the kidneys, while chronic glomerulonephritis is a condition that causes inflammation in the kidneys. Chronic pyelonephritis is a type of kidney infection that can lead to scarring and damage to the kidneys. Hypertension, or high blood pressure, can also cause damage to the kidneys over time. Finally, adult polycystic kidney disease is an inherited condition that causes cysts to form in the kidneys, leading to kidney damage and eventually kidney failure. It is important to identify the underlying cause of chronic kidney disease in order to properly manage and treat the condition.
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This question is part of the following fields:
- Kidney And Urology
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Question 15
Incorrect
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A 35-year-old female visits the GP clinic seeking a referral for varicose vein surgery. She is in good health and currently using the combined hormonal contraceptive patch for birth control. What advice should be given to her regarding her contraception?
Your Answer: She should be offered alternative contraception from 4 weeks prior to her operation. Her combined hormonal contraceptive can be started from 4 weeks after she is fully mobilising
Correct Answer: She should be offered alternative contraception from 4 weeks prior to her operation. Her combined hormonal contraceptive can be started from 2 weeks after she is fully mobilising
Explanation:Contraception and Major Surgery
Major surgery, which includes surgery lasting more than 30 minutes, all lower limb surgeries, and surgeries resulting in prolonged immobilization of a lower limb, requires special consideration for patients who are using combined hormonal contraceptives. To avoid potential complications, patients should be offered alternative contraception options four weeks prior to their operation. Once the patient is fully mobilizing, typically two weeks after the surgery, they can resume their combined hormonal contraceptive.
It is important to note that patients who are unable to stop their combined hormonal contraceptive prior to surgery should not resume use until they are fully mobilizing. This information is crucial for healthcare providers to communicate to their patients to ensure safe and effective contraception management during and after major surgery. By following these guidelines, patients can avoid potential complications and continue to receive the contraceptive care they need.
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This question is part of the following fields:
- Sexual Health
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Question 16
Correct
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A 42-year-old woman visits her doctor with concerns of feeling constantly overheated and experiencing early menopause. Her husband has also noticed a swelling in her neck over the past few weeks. During the examination, her pulse is recorded at 90/minute and a small, painless goitre is observed. The doctor orders blood tests which reveal the following results:
- TSH < 0.05 mu/l
- Free T4 24 pmol/l
- Anti-thyroid peroxidase antibodies 102 IU/mL (< 35 IU/mL)
- ESR 23 mm/hr
What is the most probable diagnosis?Your Answer: Graves' disease
Explanation:Based on the presence of thyrotoxic symptoms, goitre, and anti-thyroid peroxidase antibodies, the likely diagnosis is
Graves’ Disease: Common Features and Unique Signs
Graves’ disease is the most frequent cause of thyrotoxicosis, which is commonly observed in women aged 30-50 years. The condition presents typical features of thyrotoxicosis, such as weight loss, palpitations, and heat intolerance. However, Graves’ disease also displays specific signs that are not present in other causes of thyrotoxicosis. These include eye signs, such as exophthalmos and ophthalmoplegia, as well as pretibial myxoedema and thyroid acropachy. The latter is a triad of digital clubbing, soft tissue swelling of the hands and feet, and periosteal new bone formation.
Graves’ disease is characterized by the presence of autoantibodies, including TSH receptor stimulating antibodies in 90% of patients and anti-thyroid peroxidase antibodies in 75% of patients. Thyroid scintigraphy reveals a diffuse, homogenous, and increased uptake of radioactive iodine. These features help distinguish Graves’ disease from other causes of thyrotoxicosis and aid in its diagnosis.
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This question is part of the following fields:
- Metabolic Problems And Endocrinology
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Question 17
Correct
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A 54-year-old woman comes in with a chronic rash on her face that she tries to conceal with heavy make-up. She has a history of recurrent conjunctivitis and itchy eyes. Upon examination, there are papules and pustules on her nose and forehead, along with sebaceous hyperplasia on the tip of her nose.
What is the most probable diagnosis?Your Answer: Acne rosacea
Explanation:Differentiating Skin Conditions: Acne Rosacea, Cosmetic Allergy, Systemic Lupus, and Dermatitis Herpetiformis
Skin conditions can be difficult to differentiate, but understanding their unique characteristics can help with accurate diagnosis and treatment. Acne rosacea is a common inflammatory condition that presents with pustules and papules, facial flushing, and secondary eye involvement. Contact dermatitis, on the other hand, lacks pustules and papules and is often associated with a history of exposure to an irritant or allergen. Comedones are not typically present in acne rosacea, especially in older patients.
Cosmetic allergy is another condition that can present with red, itchy, and scaly skin, often with blisters. It is more common than people realize, affecting up to 10% of the population over a lifetime. Irritant reactions are more common than allergic reactions, but both can be triggered by exposure to certain ingredients in cosmetics.
Systemic lupus is a chronic autoimmune disease that can affect multiple organs, including the skin. A classic sign of lupus is a butterfly-shaped rash on the face, but other systemic features should also be present. The rash tends to come and go, lasting hours or days.
Dermatitis herpetiformis is a chronic skin condition characterized by itchy papules and vesicles that typically affect the scalp, shoulders, buttocks, elbows, and knees. It is associated with gluten sensitivity and can be diagnosed with a skin biopsy.
In summary, understanding the unique characteristics of different skin conditions can help with accurate diagnosis and treatment. If you are experiencing skin symptoms, it is important to seek medical advice from a healthcare professional.
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This question is part of the following fields:
- Dermatology
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Question 18
Correct
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A 30-year-old man presents to the clinic with complaints of urinary frequency, dysuria, and a urethral discharge. He recently returned from a trip to Spain with his friends and has been experiencing pain during ejaculation. On examination, his prostate is tender. Laboratory results show a white cell count of 11.2 ×109/L (4-10). Based on this information, which organism is most likely responsible for his symptoms?
Your Answer: C. trachomatis
Explanation:Prostatitis and STIs: A Possible Link
The history of a recent lads’ holiday to Spain has raised concerns about the possibility of a sexually transmitted infection (STI) causing prostatitis. Two common STIs, Chlamydia trachomatis and Neisseria gonorrhoeae, are known to cause prostatitis. If a sexual cause is suspected, it is important to refer the patient to a genitourinary medicine (GUM) clinic for appropriate contact tracing and screening for other STIs. This will help to identify any potential sources of infection and prevent the spread of STIs. It is important to be aware of the link between prostatitis and STIs, and to take appropriate measures to protect oneself from infection.
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This question is part of the following fields:
- Sexual Health
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Question 19
Incorrect
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A male patient of yours has just been diagnosed with malignant melanoma.
In what age group is the highest incidence rate per 100,000 population with this type of malignancy in the US?Your Answer: 50-59 years
Correct Answer: 60-69 years
Explanation:Melanoma Skin Cancer in the UK
According to Cancer Research UK, melanoma skin cancer is the 5th most common cancer in the UK, accounting for 4% of all new cancer cases. Every year, there are approximately 16,700 new cases of melanoma skin cancer in the UK, which equates to 46 new cases every day.
Melanoma skin cancer affects both males and females, with around 8,400 new cases reported in each gender annually. The incidence rates for melanoma skin cancer are highest in people aged 85 to 89.
It is important to be aware of the risks and symptoms of melanoma skin cancer, such as changes in the size, shape, or color of moles or other skin lesions. Early detection and treatment can greatly improve the chances of successful treatment and recovery.
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This question is part of the following fields:
- Dermatology
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Question 20
Correct
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Which of the following is a risk factor for bowel cancer?
Your Answer: Moderate alcohol consumption
Explanation:According to Cancer Research UK, there are certain factors that are not associated with an increased risk of bowel cancer. These include fish consumption, low B12 levels, milk consumption, and selenium consumption. However, it is important to note that alcohol consumption, even at moderate levels, is associated with an increased risk of bowel cancer. Therefore, it is recommended to limit alcohol intake to reduce the risk of developing this type of cancer. By being aware of these factors, individuals can make informed choices about their diet and lifestyle to help reduce their risk of bowel cancer.
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This question is part of the following fields:
- Evidence Based Practice, Research And Sharing Knowledge
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Question 21
Correct
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What is the appropriate management for post-herpetic neuralgia in a 75-year-old man who is still experiencing it three months after suffering an attack of thoracic herpes zoster?
Your Answer: Amitriptyline is the first line treatment for neuropathic pain uncontrolled by simple analgesia
Explanation:Managing Neuropathic Pain: NICE Guidelines and Recommended Treatments
Neuropathic pain can be a challenging condition to manage, but the National Institute for Health and Care Excellence (NICE) has provided guidelines to help healthcare professionals choose the most effective treatments. According to NICE, the first-line treatments for neuropathic pain (excluding trigeminal neuralgia) are oral amitriptyline, duloxetine, gabapentin, or pregabalin. These medications should be tried one at a time, and the dosage can be gradually increased until pain is controlled or side effects occur.
It’s important to note that using amitriptyline for neuropathic pain is an unlicensed indication, but it has been shown to be effective. If the first-line treatments don’t work, another one should be tried. Tramadol is not recommended for regular use in a non-specialist setting, but it can be used as rescue therapy. Strong opioids like morphine should also be avoided.
For people with localized neuropathic pain who cannot tolerate oral treatments, capsaicin cream may be a good option. However, the intense burning sensation may limit its use. Versatis® is licensed for post-herpetic neuralgia, but it should only be used for 12 hours a day, followed by a 12-hour plaster-free period. If there is no response after four weeks, it should be discontinued. While NICE doesn’t comment on its use, the Scottish Medicines Consortium accepts it as a treatment option when first-line therapies are ineffective or not tolerated.
In summary, managing neuropathic pain requires a tailored approach, and healthcare professionals should work closely with their patients to find the most effective treatment plan.
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This question is part of the following fields:
- Neurology
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Question 22
Correct
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A 29-year-old man with a history of moderate ulcerative colitis and mesalazine use presents with a fever and sore throat lasting for a week. What is the primary investigation that should be conducted initially?
Your Answer: Full blood count
Explanation:If a patient is taking aminosalicylates, they may experience various haematological adverse effects, including agranulocytosis. Therefore, it is crucial to conduct a full blood count promptly if the patient presents with symptoms such as fever, sore throat, fatigue, or bleeding gums.
While C-reactive protein may be a part of the overall management plan, it is not the most critical initial investigation and is unlikely to alter the management plan.
Although the monospot test for glandular fever may be useful if glandular fever is suspected, it is not the primary investigation that needs to be conducted urgently.
Similarly, while a throat swab may be necessary as part of the overall management plan, it is not the most crucial initial investigation that needs to be performed urgently.
Aminosalicylate Drugs for Inflammatory Bowel Disease
Aminosalicylate drugs are commonly used to treat inflammatory bowel disease (IBD). These drugs work by releasing 5-aminosalicyclic acid (5-ASA) in the colon, which acts as an anti-inflammatory agent. The exact mechanism of action is not fully understood, but it is believed that 5-ASA may inhibit prostaglandin synthesis.
Sulphasalazine is a combination of sulphapyridine and 5-ASA. However, many of the side effects associated with this drug are due to the sulphapyridine component, such as rashes, oligospermia, headache, Heinz body anaemia, megaloblastic anaemia, and lung fibrosis. Mesalazine is a delayed release form of 5-ASA that avoids the sulphapyridine side effects seen in patients taking sulphasalazine. However, it is still associated with side effects such as gastrointestinal upset, headache, agranulocytosis, pancreatitis, and interstitial nephritis.
Olsalazine is another aminosalicylate drug that consists of two molecules of 5-ASA linked by a diazo bond, which is broken down by colonic bacteria. It is important to note that aminosalicylates are associated with a variety of haematological adverse effects, including agranulocytosis. Therefore, a full blood count is a key investigation in an unwell patient taking these drugs. Pancreatitis is also more common in patients taking mesalazine compared to sulfasalazine.
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This question is part of the following fields:
- Haematology
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Question 23
Incorrect
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A 12-year-old boy with cystic fibrosis comes to the clinic with abrupt onset of intense pleuritic chest pain. There is no record of hemoptysis. During the examination, he has a normal body temperature but an elevated respiratory rate and reports sharp chest pain with every inhalation. The pain is localized to the right side of his chest. Auscultation reveals breath sounds on both sides. What is the most probable diagnosis?
Your Answer: Costochondritis
Correct Answer: Spontaneous pneumothorax
Explanation:Pneumothorax in Children with Cystic Fibrosis
Pneumothorax is a known complication of cystic fibrosis, and sudden onset of severe pleuritic chest pain is a common symptom. However, only large pneumothoraces give the classic reduced breath sounds and hyperresonant percussion note. Children with congenital lung disease like cystic fibrosis may develop small pneumothoraces, which can be difficult to diagnose due to airflow limitation.
If a child with cystic fibrosis presents with sudden onset of severe pleuritic chest pain, they should be referred to the hospital for a chest X-ray to confirm the diagnosis and assess the need for drainage. Pneumothoraces can also occur due to chest trauma or pneumonia infection.
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This question is part of the following fields:
- Children And Young People
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Question 24
Incorrect
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You encounter a 40-year-old woman with psoriasis. She has a flare-up on her leg and you prescribe topical Dermovate cream (Clobetasol propionate 0.05%) as part of her treatment plan. She asks you about the duration for which she can use this cream on her leg. What is the maximum duration recommended by NICE for the use of this type of corticosteroid?
Your Answer: Do not use continuously at any site for longer than 1 week
Correct Answer: Do not use continuously at any site for longer than 4 weeks
Explanation:NICE Guidelines for the Use of Topical Corticosteroids
According to NICE guidelines, it is not recommended to use highly potent corticosteroids continuously at any site for more than 4 weeks. The duration of use may vary depending on the potency of the steroid being used. It is important to note that it can be challenging to remember the potency of different steroid formulations based on their trade names. Therefore, it is advisable to have a reference handy. The Eczema Society provides a useful table of commonly used topical steroids.
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This question is part of the following fields:
- Dermatology
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Question 25
Incorrect
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A 38-year-old teacher is undergoing treatment for moderate depression with citalopram 20 mg daily. She initially sought help due to a recent break-up and stress at work caused by a difficult colleague. This is her first experience with depression and she has been taking medication for three months. She has a supportive family, including her parents and sister who live nearby.
At her last appointment one month ago, she reported still feeling sad when alone with her thoughts and not fully recovered. However, at her most recent appointment, she reported feeling like her usual self again. She has resolved the work issues with her colleague and is enjoying her social life with friends. She has also started practicing yoga and is interested in tapering off her medication.
Based on her current progress, when is the earliest appropriate time for her to consider tapering off her medication?Your Answer: He can tail off now that he has recovered
Correct Answer: He can tail off in six months
Explanation:Duration of Antidepressant Treatment
This patient, a relatively young individual who has experienced a first episode of depression, has successfully recovered without any lingering issues that would indicate a high risk of recurrence. It is recommended that he continue taking his antidepressants for at least six more months. While there are situations where treatment may need to be extended, such as for older adults or those at a high risk of relapse, this patient is eager to reduce his medication. Therefore, six months is the earliest opportunity for reducing the dose.
It is common for patients to want to stop taking their medication once they feel better. However, it is important to remind them that depression can be a recurrent condition. Continuing treatment for the recommended period can help prevent relapse and will not result in addiction to the medication.
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This question is part of the following fields:
- Mental Health
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Question 26
Incorrect
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During her annual medication review, a 36 year old woman with psoriasis should be screened for which associated conditions as recommended by NICE?
Your Answer: Coeliac disease
Correct Answer: Psoriatic arthropathy
Explanation:Psoriasis is linked to all the aforementioned conditions. To ensure early detection of psoriatic arthropathy, NICE advises annual screening of psoriasis patients using a validated tool like the Psoriasis Epidemiological Screening Tool (PEST). Additionally, patients should undergo cardiovascular risk assessment every 5 years, or more frequently if necessary.
Psoriasis is a condition that can have both physical and psychological complications, beyond just psoriatic arthritis. While it may be tempting to focus solely on topical treatments, it’s important to keep in mind the potential risks associated with psoriasis. Patients with this condition are at a higher risk for cardiovascular disease, hypertension, venous thromboembolism, depression, ulcerative colitis and Crohn’s disease, non-melanoma skin cancer, and other types of cancer such as liver, lung, and upper gastrointestinal tract cancers. Therefore, it’s crucial to consider these potential complications when managing a patient with psoriasis.
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This question is part of the following fields:
- Dermatology
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Question 27
Correct
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A 25-year-old female primip comes in during the 12th week of pregnancy with complaints of ongoing nausea. Her urine dipstick shows no ketones present. She asks for medication to alleviate her symptoms. What is the best drug to recommend?
Your Answer: Promethazine
Explanation:Antihistamines are the preferred initial treatment for vomiting during pregnancy.
Specific Points for Antenatal Care
Antenatal care is an essential aspect of pregnancy, and NICE has issued guidelines on routine care for healthy pregnant women. Some specific points to consider during antenatal care include nausea and vomiting, vitamin D, and alcohol consumption.
For nausea and vomiting, natural remedies such as ginger and acupuncture on the ‘p6’ point are recommended by NICE. However, antihistamines such as promethazine are suggested as first-line treatment in the BNF.
Vitamin D is crucial for the health of both the mother and the baby. NICE recommends that all women should be informed about the importance of maintaining adequate vitamin D stores during pregnancy and breastfeeding. Women may choose to take 10 micrograms of vitamin D per day, as found in the Healthy Start multivitamin supplement. Women at risk, such as those who are Asian, obese, or have a poor diet, should take particular care.
Alcohol consumption during pregnancy can lead to long-term harm to the baby. In 2016, the Chief Medical Officer proposed new guidelines recommending that pregnant women should not drink alcohol at all. The official advice is to keep risks to the baby to a minimum, and the more alcohol consumed, the greater the risk.
In summary, antenatal care should include specific points such as managing nausea and vomiting, maintaining adequate vitamin D levels, and avoiding alcohol consumption during pregnancy. These guidelines aim to ensure the health and well-being of both the mother and the baby.
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This question is part of the following fields:
- Maternity And Reproductive Health
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Question 28
Correct
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Your practice is willing to participate in the management of drug dependence in the community, as emphasized by the new General Medical Services (nGMS) contract. Identify the patient who would be appropriate for shared-care drug rehabilitation in general practice.
Your Answer: A 32-year-old married woman with children who has been smoking heroin for some months and has been under the care of the local drugs and alcohol service for 3 months
Explanation:Shared-Care Management of Drug Misuse
Shared-care management of drug misuse is a treatment approach designed for stable patients who have been receiving care from community drug and alcohol services and require maintenance prescribing of Subutex® or methadone. This method involves regular meetings with a drugs worker and a General Practitioner to ensure the patient’s progress and well-being. However, it is not recommended for individuals who are still chaotic in their drug use, those who need to start replacement treatment, or those who cannot attend regular appointments. It is also important to note that children should be referred to specialist drug services for appropriate care and treatment.
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This question is part of the following fields:
- Smoking, Alcohol And Substance Misuse
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Question 29
Correct
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A 50-year-old female has a history of aggressive, erosive rheumatoid arthritis over three years.
It remains poorly controlled despite good compliance with therapy (NSAIDs and methotrexate). She is now complaining of severe fatigue.
FBC shows:
Haemoglobin 72 g/L (120-160)
White cell count 1.4 ×109/L (4-11)
Platelet count 44 ×109/L (150-400)
What is the most likely cause of her pancytopenia?Your Answer: Methotrexate
Explanation:Pancytopenia in a Patient with Erosive Rheumatoid Arthritis
This patient is presenting with pancytopenia, which can be attributed to her history of erosive rheumatoid arthritis over the past three years. It is likely that she has been on immunosuppressive therapy, which can lead to this type of hematological condition.
There are several medications used in immunosuppressive therapy that can cause pancytopenia, including methotrexate, sulfasalazine, penicillamine, and gold. It is important to monitor patients on these medications for any signs of hematological abnormalities and adjust treatment accordingly.
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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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What are the indications for tonsillectomy?
Your Answer: Quinsy
Correct Answer: Parental pressure
Explanation:Indications for Tonsillectomy
The SIGN guidelines for tonsillectomy have been updated to suggest seven acute attacks of proven tonsillitis in one year or five in each of two successive years as an indication for the procedure. Weight loss alone is not a sufficient indication, but complications such as nephritis and rheumatic fever, as well as peritonsillar abscess, are. Children with obstructive sleep apnoea have also been shown to benefit from tonsillectomy. Malignancy is an absolute indication. However, three attacks in two years and two attacks in two months are considered too short a period to warrant tonsillectomy. It is important to note that while children may experience an improvement in general health post-tonsillectomy, weight loss alone is not a valid indication for the procedure.
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This question is part of the following fields:
- Ear, Nose And Throat, Speech And Hearing
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