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Question 1
Incorrect
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A 67-year-old man was put on treatment for glaucoma and came back for a review after a month. Although his eye pressures had improved, he reported an increase in the length of his eyelashes. Which medication is responsible for this side effect?
Your Answer: Timolol
Correct Answer: Latanoprost
Explanation:Prostaglandin analogues are associated with several side effects, including longer eyelashes, iris pigmentation, and periocular pigmentation.
Primary open-angle glaucoma is a type of optic neuropathy that is associated with increased intraocular pressure (IOP). It is classified based on whether the peripheral iris is covering the trabecular meshwork, which is important in the drainage of aqueous humour from the anterior chamber of the eye. In open-angle glaucoma, the iris is clear of the meshwork, but the trabecular network offers increased resistance to aqueous outflow, causing increased IOP. This condition affects 0.5% of people over the age of 40 and its prevalence increases with age up to 10% over the age of 80 years. Both males and females are equally affected. The main causes of primary open-angle glaucoma are increasing age and genetics, with first-degree relatives of an open-angle glaucoma patient having a 16% chance of developing the disease.
Primary open-angle glaucoma is characterised by a slow rise in intraocular pressure, which is symptomless for a long period. It is typically detected following an ocular pressure measurement during a routine examination by an optometrist. Signs of the condition include increased intraocular pressure, visual field defect, and pathological cupping of the optic disc. Case finding and provisional diagnosis are done by an optometrist, and referral to an ophthalmologist is done via the GP. Final diagnosis is made through investigations such as automated perimetry to assess visual field, slit lamp examination with pupil dilatation to assess optic nerve and fundus for a baseline, applanation tonometry to measure IOP, central corneal thickness measurement, and gonioscopy to assess peripheral anterior chamber configuration and depth. The risk of future visual impairment is assessed using risk factors such as IOP, central corneal thickness (CCT), family history, and life expectancy.
The majority of patients with primary open-angle glaucoma are managed with eye drops that aim to lower intraocular pressure and prevent progressive loss of visual field. According to NICE guidelines, the first line of treatment is a prostaglandin analogue (PGA) eyedrop, followed by a beta-blocker, carbonic anhydrase inhibitor, or sympathomimetic eyedrop as a second line of treatment. Surgery or laser treatment can be tried in more advanced cases. Reassessment is important to exclude progression and visual field loss and needs to be done more frequently if IOP is uncontrolled, the patient is high risk, or there
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This question is part of the following fields:
- Eyes And Vision
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Question 2
Incorrect
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A 7-year-old girl is constantly in trouble at school. She will not sit still and be quiet or get on with her work. She is equally troublesome at home and her mother cannot take her anywhere. She wonders if she has attention-deficit hyperactivity disorder (ADHD).
Select from the list the single correct statement about ADHD.Your Answer: Symptoms resolve by late adolescence
Correct Answer: Some impairment from symptoms must be evident in two or more settings
Explanation:Understanding ADHD: Symptoms, Diagnosis, and Comorbidities
Attention Deficit Hyperactivity Disorder (ADHD) is a neurodevelopmental disorder characterized by a persistent pattern of inattention, hyperactivity, and impulsivity that is more severe than what is typically observed in individuals at a comparable level of development. In the UK, ADHD affects between 2-5% of children, with boys being more commonly affected. Diagnosis is usually made in children aged 3-7 years, but it can also be recognized later in life.
To diagnose ADHD, symptoms of hyperactivity/impulsivity and/or inattention should be present. However, the ICD-10 classification requires all three problems of attention, hyperactivity, and impulsiveness to be present. About 70% of children with ADHD also have other conditions, such as learning difficulties, dyspraxia, Gilles de la Tourette syndrome, or tic disorder. Oppositional defiant disorder or conduct disorder is present in most children with ADHD, and depression and anxiety are common comorbidities.
While about 1 in 3 children with ADHD can grow out of their condition and not require any treatment when they are adults, the remainder either continue with ADHD or retain some symptoms and functional impairment. Therefore, early diagnosis and appropriate management are crucial to improve outcomes for individuals with ADHD.
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This question is part of the following fields:
- Mental Health
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Question 3
Incorrect
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A 20-year-old man has developed small, well differentiated, scaly salmon-pink papules affecting his trunk, arms, and thighs over the past month. He has some mild itching but is otherwise well. He last presented to the surgery two months ago with tonsillitis.
What is the most likely diagnosis?Your Answer: Lichen planus
Correct Answer: Guttate psoriasis
Explanation:Distinguishing Guttate Psoriasis from Other Skin Conditions: A Clinical Analysis
Guttate psoriasis is a skin condition that often appears 7-10 days after a streptococcal infection. It is characterized by numerous teardrop-shaped lesions on the trunk and proximal limbs, which are red and covered with a fine scale. While the scale may be less evident in the early stages, the lesions typically resolve on their own after 2-3 months.
When diagnosing guttate psoriasis, it is important to consider other skin conditions that may present with similar symptoms. Atopic eczema, for example, is less well differentiated than psoriasis lesions and may not have a history of a preceding sore throat. A delayed hypersensitivity reaction to amoxicillin would typically result in skin reactions that resolve spontaneously and would not last for a month. Lichen planus, an autoimmune condition, causes shiny papules without scale and is characterized by Whickham’s striae, which are white lines on the surface of the skin. Pityriasis rosea, another skin condition that causes a widespread rash with scale and well-defined edges, may also be considered but is less likely if there is a history of a preceding sore throat.
In summary, a thorough clinical analysis is necessary to distinguish guttate psoriasis from other skin conditions with similar symptoms. A careful consideration of the patient’s medical history and physical examination can help clinicians arrive at an accurate diagnosis and provide appropriate treatment.
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This question is part of the following fields:
- Dermatology
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Question 4
Incorrect
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A 46-year-old man with a history of ankylosing spondylitis visits the GP clinic complaining of severe pain in his left eye that has been worsening over the past three hours. Upon examination, you observe that his left eye is red, watering, and he is sensitive to light. What is the appropriate course of action for managing this?
Your Answer:
Correct Answer: Refer urgently to an ophthalmologist
Explanation:When a patient shows signs and symptoms consistent with anterior uveitis, the most suitable course of action is to urgently refer them for assessment by an ophthalmologist on the same day. The diagnosis can be established by taking into account the patient’s medical history, particularly if they have ankylosing spondylitis. Anterior uveitis is a condition that can cause sudden redness in the eye and is often linked to ankylosing spondylitis. According to NICE guidelines, any patient suspected of having uveitis should be referred to an ophthalmologist for assessment within 24 hours. Since this is an ophthalmological emergency, a routine referral would not be appropriate. The treatment plan will depend on the ophthalmologist’s confirmation of the diagnosis, so it would not be appropriate for the GP to prescribe topical steroids, chloramphenicol eye drops, or oral aciclovir.
Anterior uveitis, also known as iritis, is a type of inflammation that affects the iris and ciliary body in the front part of the uvea. This condition is often associated with HLA-B27 and may be linked to other conditions such as ankylosing spondylitis, reactive arthritis, ulcerative colitis, Crohn’s disease, Behcet’s disease, and sarcoidosis. Symptoms of anterior uveitis include sudden onset of eye discomfort and pain, small and irregular pupils, intense sensitivity to light, blurred vision, redness in the eye, tearing, and a ring of redness around the cornea. In severe cases, pus and inflammatory cells may accumulate in the front chamber of the eye, leading to a visible fluid level. Treatment for anterior uveitis involves urgent evaluation by an ophthalmologist, cycloplegic agents to relieve pain and photophobia, and steroid eye drops to reduce inflammation.
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This question is part of the following fields:
- Eyes And Vision
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Question 5
Incorrect
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A 40-year-old woman visits her doctor with a complaint of recurrent central abdominal pain that she has been experiencing for a long time. The pain usually subsides when she has a bowel movement. She has an irregular bowel pattern, with instances of both constipation and diarrhea. She has never observed any blood in her feces, and her weight has remained constant.
Which of the following symptoms is most indicative of the probable diagnosis? Choose ONE option only.Your Answer:
Correct Answer: Central abdominal pain
Explanation:Understanding Irritable Bowel Syndrome: Symptoms and Red Flags
Irritable bowel syndrome (IBS) is a group of symptoms that affect the intestinal motility, causing central or lower abdominal pain, bloating, alternating constipation and diarrhea, rectal mucous, and tenesmus. However, it is important to note that IBS doesn’t cause rectal bleeding or unintentional weight loss.
While a high-fiber diet may not necessarily relieve symptoms of IBS, nocturnal diarrhea may indicate an underlying organic disease and should prompt further investigation. It is crucial to recognize these red flag symptoms and seek medical attention to determine the underlying cause.
Understanding the symptoms and red flags of IBS can help individuals manage their condition and seek appropriate medical care when necessary.
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This question is part of the following fields:
- Gastroenterology
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Question 6
Incorrect
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Which one of the following statements regarding uterine fibroids is incorrect?
Your Answer:
Correct Answer: Undergo malignant change in 1 in 200 cases
Explanation:Most pathologists hold the view that uterine leiomyosarcomas, which may appear as ‘fibroids’ at first, are most likely new growths rather than a conversion of pre-existing fibroids.
Understanding Uterine Fibroids
Uterine fibroids are non-cancerous growths that develop in the uterus. They are more common in black women and are believed to occur in around 20% of white women in their later reproductive years. Fibroids are usually asymptomatic, but they can cause menorrhagia, which can lead to iron-deficiency anaemia. Other symptoms include lower abdominal pain, bloating, and urinary symptoms. Fibroids may also cause subfertility, but this is rare.
Diagnosis is usually done through transvaginal ultrasound. Asymptomatic fibroids do not require treatment, but periodic monitoring is necessary. For menorrhagia, treatment options include the levonorgestrel intrauterine system, NSAIDs, tranexamic acid, oral progestogen, and injectable progestogen. Medical treatment to shrink or remove fibroids includes GnRH agonists and ulipristal acetate, while surgical options include myomectomy, hysteroscopic endometrial ablation, hysterectomy, and uterine artery embolization.
Fibroids generally regress after menopause, and complications such as subfertility and iron-deficiency anaemia have been mentioned previously. Another complication is red degeneration, which is haemorrhage into the tumour and commonly occurs during pregnancy. Understanding uterine fibroids is important for women’s health, and seeking medical attention is necessary if symptoms arise.
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This question is part of the following fields:
- Maternity And Reproductive Health
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Question 7
Incorrect
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A 42-year-old man is an inpatient in the Nephrology Ward. He has chronic renal failure. He is on dialysis and is anaemic, with a haemoglobin concentration of 85 mg/l (normal range: 130–180 mg/l). He is being considered for erythropoietin therapy.
What is the most important consideration for this patient?Your Answer:
Correct Answer: Up to 30% of patients on erythropoietin may experience a rise in blood pressure
Explanation:Myth-busting: The Effects of Erythropoietin on Blood Pressure, Sexual Function, Cognitive Function, Exercise Tolerance, and Quality of Life in Dialysis Patients
Contrary to popular belief, erythropoietin doesn’t always lead to a rise in blood pressure. While up to 30% of patients may experience this side effect, it is not a universal occurrence. Additionally, erythropoietin has been shown to improve sexual function, cognitive function, and exercise tolerance in dialysis patients with renal anaemia. Furthermore, contrary to another misconception, erythropoietin has been demonstrated to improve quality-of-life scores in these patients. It is important to monitor blood pressure, haemoglobin, and reticulocyte count during treatment, but erythropoietin can have positive effects on various aspects of patients’ lives.
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This question is part of the following fields:
- Kidney And Urology
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Question 8
Incorrect
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Samantha is a 58-year-old woman who works from home as a freelance writer. She owns her own home but requires assistance with daily tasks due to her severe osteoarthritis. She recently applied for Attendance Allowance but was informed that she is not eligible. What is the reason for Samantha's ineligibility for Attendance Allowance?
Your Answer:
Correct Answer: Because Greg is aged under 65 years
Explanation:The reason why Greg is not eligible for Attendance Allowance is because he is under 65 years of age. This benefit is specifically for individuals who are over 65 and require assistance with personal care due to physical or mental disability. Those who are under 65 and require similar assistance should apply for Personal Independence Payment instead. To be eligible for Attendance Allowance, one must have a physical or mental disability that is severe enough to require assistance with personal care or supervision for safety reasons. The allowance is paid at different levels depending on the level of assistance required.
Patients who suffer from chronic illnesses or cancer and require assistance with caring for themselves may be eligible for benefits. Those under the age of 65 can claim Personal Independence Payment (PIP), while those aged 65 and over can claim Attendance Allowance (AA). PIP is tax-free and divided into two components: daily living and mobility. Patients must have a long-term health condition or disability and have difficulties with activities related to daily living and/or mobility for at least 3 months, with an expectation that these difficulties will last for at least 9 months. AA is also tax-free and is for those who need help with personal care. Patients should have needed help for at least 6 months to claim AA.
Patients who have a terminal illness and are not expected to live for more than 6 months can be fast-tracked through the system for claiming incapacity benefit (IB), employment support allowance (ESA), DLA or AA. A DS1500 form is completed by a hospital or hospice consultant, which contains questions about the diagnosis, clinical features, treatment, and whether the patient is aware of the condition/prognosis. The form is given directly to the patient and a fee is payable by the Department for Works and Pensions (DWP) for its completion. This ensures that the application is dealt with promptly and that the patient automatically receives the higher rate.
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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 25-year-old man presents with a three-month history of weight loss, night sweats, and painful lumps in his neck that worsen with alcohol consumption. What is the most probable diagnosis?
Your Answer:
Correct Answer: Hodgkin’s lymphoma
Explanation:Differential Diagnosis of Painful Lymphadenopathy
Painful lymphadenopathy can be a rare but significant symptom in the diagnosis of certain conditions. In Hodgkin’s lymphoma, pain on alcohol ingestion in involved lymph nodes is a strong indication of the disease, although the reasons for the pain are unknown. On the other hand, glandular fever, lymph node metastases from laryngeal cancer, recurrent tonsillitis, and tuberculosis are incorrect differential diagnoses for painful lymphadenopathy.
Glandular fever, caused by the Epstein-Barr virus, presents with fever, lymphadenopathy, pharyngitis, rash, and periorbital edema. However, lymphadenopathy is always bilateral and symmetrical, and the disease is usually self-limiting. Lymph node metastases from laryngeal cancer may present with a lump in the neck, but chronic hoarseness is the most common early symptom, and systemic symptoms are not present. Recurrent tonsillitis may cause anterior cervical lymph nodes to enlarge and become tender, but it is usually accompanied by a sore throat. Finally, while cervical nodes are commonly affected in tuberculous lymphadenitis, they may present as abscesses with discharging sinuses, and lymph node pain on drinking alcohol doesn’t occur in tuberculosis.
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This question is part of the following fields:
- Ear, Nose And Throat, Speech And Hearing
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Question 10
Incorrect
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Which one of the following statements regarding raloxifene in the management of osteoporosis is incorrect for elderly patients?
Your Answer:
Correct Answer: Increases the risk of breast cancer
Explanation:The risk of breast cancer may be reduced by Raloxifene.
Osteoporosis is a condition that weakens bones, making them more prone to fractures. The National Institute for Health and Care Excellence (NICE) has updated its guidelines on the management of osteoporosis in postmenopausal women. Treatment is recommended for women who have confirmed osteoporosis following fragility fractures. Vitamin D and calcium supplements should be offered to all women unless they have adequate intake. Alendronate is the first-line treatment, but if patients cannot tolerate it, risedronate or etidronate may be given. Strontium ranelate and raloxifene are recommended if bisphosphonates cannot be taken. Treatment criteria for patients not taking alendronate are complex and based on age, T-score, and risk factors. Bisphosphonates have been shown to reduce the risk of fractures, while vitamin D and calcium supplements have a poor evidence base. Raloxifene, strontium ranelate, and denosumab are other treatment options, but they have potential side effects and should only be prescribed by specialists. Hormone replacement therapy is no longer recommended for osteoporosis prevention due to concerns about increased rates of cardiovascular disease and breast cancer. Hip protectors and falls risk assessments may also be considered in the management of high-risk patients.
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This question is part of the following fields:
- Musculoskeletal Health
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