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  • Question 1 - An itchy rash over the extensor surfaces in a patient with gluten intolerance:...

    Correct

    • An itchy rash over the extensor surfaces in a patient with gluten intolerance:

      Your Answer: Dermatitis herpetiformis

      Explanation:

      Dermatitis herpetiformis is the correct answer, which is a skin rash that is closely linked to coeliac disease. This is a persistent skin condition that causes blisters, but it is not caused by or related to the herpes virus. It is important to note that dapsone is an effective treatment for Dermatitis herpetiformis, which is a common question in exams. Additionally, a gluten-free diet can also help alleviate symptoms.

      Understanding Dermatitis Herpetiformis

      Dermatitis herpetiformis is a skin condition that is linked to coeliac disease and is caused by the deposition of IgA in the dermis. It is an autoimmune blistering disorder that is characterized by itchy, vesicular skin lesions that appear on the extensor surfaces of the body, such as the elbows, knees, and buttocks.

      To diagnose dermatitis herpetiformis, a skin biopsy is required, which will show the deposition of IgA in a granular pattern in the upper dermis. This condition can be managed by following a gluten-free diet and taking dapsone medication.

      It is important to understand the symptoms and management of dermatitis herpetiformis to ensure that proper treatment is given. By following a gluten-free diet and taking medication, individuals with this condition can manage their symptoms and improve their quality of life.

    • This question is part of the following fields:

      • Dermatology
      6.8
      Seconds
  • Question 2 - A 42-year-old woman has a history of excessive sweating, palpitations and weight loss...

    Correct

    • A 42-year-old woman has a history of excessive sweating, palpitations and weight loss for the past six months. She now has a headache.
      On examination, her blood pressure is 230/130 mmHg, with a postural drop to 180/110 mmHg. Her pulse is bounding and 115 beats per minute and she has a tremor and looks pale. The rest of the examination is normal.
      Excess production of which of the following hormones is most likely to be the cause of this woman’s signs and symptoms?

      Your Answer: Catecholamines

      Explanation:

      Explanation of Hypertension and Possible Causes

      Hypertension, or high blood pressure, can have various underlying causes. In the case of this patient, their symptoms suggest a rare tumour called phaeochromocytoma, which secretes catecholamines and can lead to malignant hypertension. Hyperaldosteronism and excess cortisol production (Cushing’s syndrome) are other possible causes of hypertension, but they do not explain the patient’s symptoms. Abnormalities in renin, which regulates blood pressure, can also contribute to hypertension. Hyperthyroidism could explain most of the patient’s symptoms, but it is less likely to cause severe hypertension or headaches. Therefore, further investigation is needed to confirm the diagnosis and determine the appropriate treatment.

    • This question is part of the following fields:

      • Endocrinology/Metabolic Disease
      22.1
      Seconds
  • Question 3 - A 10-year-old girl became acutely ill last week with vomiting, high fevers (maximum...

    Incorrect

    • A 10-year-old girl became acutely ill last week with vomiting, high fevers (maximum temperature of 39.5 °C) and weakness. Her mother took the girl to the general practitioner (GP) on day two of the illness, and he suggested she had gastroenteritis and that it should resolve itself in a week. However, the girl continues to be very ill and has now developed a non-blanching petechial rash on her abdomen.
      Blood tests show many blasts in the periphery, low platelets and severe anaemia.
      What is the most likely diagnosis?

      Your Answer: Acute myeloblastic leukaemia (AML)

      Correct Answer: Acute lymphoblastic leukaemia (ALL)

      Explanation:

      Types of Leukaemia: Characteristics and Symptoms

      Leukaemia is a type of cancer that affects the blood and bone marrow. There are different types of leukaemia, each with its own characteristics and symptoms. Here are some of the most common types:

      Acute lymphoblastic leukaemia (ALL): This is the most common type of leukaemia in children, usually presenting before the age of five. It is associated with a clonal expansion of immature lymphoid progenitor cells, leading to anaemia, thrombocytopenia, and increased susceptibility to infections. Symptoms include hepatosplenomegaly, generalised lymphadenopathy, new-onset bruising, fatigue, joint and bone pain, bleeding, and superimposed infections. Treatment is with pegaspargase.

      Hairy-cell leukaemia: This is a B-cell leukaemia usually affecting middle-aged men. The malignant cells have cytoplasmic projections that make them look hairy, hence the name.

      Acute myeloblastic leukaemia (AML): This is a type of leukaemia that is most commonly seen in adults. It can be of various types, but one that is commonly assessed is promyelocytic leukaemia M3 that is characterised by cells with dark, pink, needle-like intracytoplasmic inclusions called Auer rods. This is a very aggressive form of leukaemia.

      Chronic lymphocytic leukemia (CLL): This is a disease most commonly seen in the elderly and is usually of B-cell origin. Blood smear findings commonly refer to ‘smudge cells’, which is a result of the fragile cells breaking during preparation of the smear.

      Chronic myelogenous leukemia (CML): This is a disease most commonly seen in middle-aged adults and is associated with the Philadelphia chromosome, a chimeric chromosome formed by the translocation of part of chromosome 9 to chromosome 22.

      In conclusion, leukaemia is a serious disease that requires prompt diagnosis and treatment. Knowing the characteristics and symptoms of each type can help in early detection and management.

    • This question is part of the following fields:

      • Haematology/Oncology
      25.5
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  • Question 4 - A 25-year-old man presents to his General Practitioner with a 1-week history of...

    Correct

    • A 25-year-old man presents to his General Practitioner with a 1-week history of an itchy rash on the inner aspect of his elbows on either side. He states that this came on suddenly and that he has had similar episodes in the past, the first of which occurred when he was around seven years old. He claims to only suffer from generally dry skin and asthma, which he controls with emollient creams and inhalers, respectively.
      Given the likely diagnosis, which of the following is the best next step?

      Your Answer: No further testing required; start treatment

      Explanation:

      Diagnosis and Testing for Atopic Eczema

      Atopic eczema is a common skin condition that can cause significant physical and psychological distress to patients. Diagnosis is usually made based on clinical presentation and history, with no further testing required. The UK Working Party Diagnostic Criteria can be used to aid in diagnosis. Treatment options include emollients, topical steroids, and other medications in severe cases.

      Radioallergosorbent testing (RAST) and skin patch testing are not useful in diagnosing atopic eczema, as they are mainly used for other types of hypersensitivity reactions. Skin prick testing may be used to diagnose allergies that could be exacerbating the eczema. However, it is important to note that atopic eczema is a clinical diagnosis and testing is not always necessary.

    • This question is part of the following fields:

      • Dermatology
      22
      Seconds
  • Question 5 - You are asked to evaluate a 60-year-old man who has been experiencing increasing...

    Correct

    • You are asked to evaluate a 60-year-old man who has been experiencing increasing dryness in his eyes and mouth for several years but has not sought medical attention for it. He has a medical history of osteoarthritis and rheumatoid arthritis, as well as ongoing arthralgia in his large joints. At the age of 42, he underwent an ileocaecal resection due to Crohn's disease. Which of his risk factors is most closely linked to Sjogren's syndrome?

      Your Answer: Rheumatoid arthritis

      Explanation:

      Rheumatoid arthritis cases are often accompanied by Sjogren’s syndrome, which primarily affects women aged 40 to 60. This condition is characterized by arthralgia and sicca symptoms such as dry mouth and dry eyes. Other connective tissue disorders, as well as SLE, are also linked to Sjogren’s syndrome.

      Understanding Sjogren’s Syndrome

      Sjogren’s syndrome is a medical condition that affects the exocrine glands, leading to dry mucosal surfaces. It is an autoimmune disorder that can either be primary or secondary to other connective tissue disorders, such as rheumatoid arthritis. The onset of the condition usually occurs around ten years after the initial onset of the primary disease. Sjogren’s syndrome is more common in females, with a ratio of 9:1. Patients with this condition have a higher risk of developing lymphoid malignancy, which is 40-60 times more likely.

      The symptoms of Sjogren’s syndrome include dry eyes, dry mouth, vaginal dryness, arthralgia, Raynaud’s, myalgia, sensory polyneuropathy, recurrent episodes of parotitis, and subclinical renal tubular acidosis. To diagnose the condition, doctors may perform a Schirmer’s test to measure tear formation, check for hypergammaglobulinaemia, and low C4. Nearly 50% of patients with Sjogren’s syndrome test positive for rheumatoid factor, while 70% test positive for ANA. Additionally, 70% of patients with primary Sjogren’s syndrome have anti-Ro (SSA) antibodies, and 30% have anti-La (SSB) antibodies.

      The management of Sjogren’s syndrome involves the use of artificial saliva and tears to alleviate dryness. Pilocarpine may also be used to stimulate saliva production. Understanding the symptoms and management of Sjogren’s syndrome is crucial for patients and healthcare providers to ensure proper treatment and care.

    • This question is part of the following fields:

      • Musculoskeletal
      28.6
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  • Question 6 - A 19-year-old female patient presents to the GP surgery with a 2-year history...

    Incorrect

    • A 19-year-old female patient presents to the GP surgery with a 2-year history of heavy menstrual bleeding. She reports that it has been manageable since the start of her menarche at the age of 14 but last 2 years it has become increasingly heavy that it has been causing problems at college. She has to change the sanitary towels every hour on the first 3 days of her periods and has been experiencing significant social embarrassment associated with over-flowing. She reports mild cramping pain on the first 2 days of the menstruation and denies dyspareunia. She is currently not sexually active. You arrange some blood tests which showed a mild iron deficiency anaemia but otherwise normal. An ultrasound revealed a normal looking uterus.
      What is the most likely diagnosis?

      Your Answer: Endometriosis

      Correct Answer: Dysfunctional uterine bleeding

      Explanation:

      When there is excessive menstrual bleeding without any underlying medical condition, it is referred to as dysfunctional uterine bleeding. Endometriosis typically causes pain a few days before menstruation and painful intercourse. The absence of fibroids and polyps is indicated by a normal ultrasound scan, and this condition is more prevalent in older women. Although a clotting disorder must be ruled out, the blood test results suggest that it is improbable.

      Understanding Menorrhagia: Causes and Definition

      Menorrhagia is a condition characterized by heavy menstrual bleeding. While it was previously defined as total blood loss exceeding 80 ml per menstrual cycle, the assessment and management of the condition now focuses on the woman’s perception of excessive bleeding and its impact on her quality of life. Dysfunctional uterine bleeding, which occurs in the absence of underlying pathology, is the most common cause of menorrhagia, accounting for about half of all cases. Anovulatory cycles, uterine fibroids, hypothyroidism, pelvic inflammatory disease, and bleeding disorders such as von Willebrand disease are other potential causes of menorrhagia. It is important to note that the use of intrauterine devices, specifically copper coils, may also contribute to heavy menstrual bleeding. However, the intrauterine system (Mirena) is a treatment option for menorrhagia.

    • This question is part of the following fields:

      • Reproductive Medicine
      63.7
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  • Question 7 - A 56-year-old woman collapses during a hypertension clinic. She is not breathing and...

    Correct

    • A 56-year-old woman collapses during a hypertension clinic. She is not breathing and a carotid pulse cannot be felt. What is the appropriate ratio of chest compressions to ventilation?

      Your Answer: 30:02:00

      Explanation:

      The 2015 Resus Council guidelines for adult advanced life support outline the steps to be taken when dealing with patients with shockable and non-shockable rhythms. For both types of patients, chest compressions are a crucial part of the process, with a ratio of 30 compressions to 2 ventilations. Defibrillation is recommended for shockable rhythms, with a single shock for VF/pulseless VT followed by 2 minutes of CPR. Adrenaline and amiodarone are the drugs of choice for non-shockable rhythms, with adrenaline given as soon as possible and amiodarone administered after 3 shocks for VF/pulseless VT. Thrombolytic drugs should be considered if a pulmonary embolus is suspected. Atropine is no longer recommended for routine use in asystole or PEA. Oxygen should be titrated to achieve saturations of 94-98% following successful resuscitation. The Hs and Ts should be considered as potential reversible causes of cardiac arrest.

    • This question is part of the following fields:

      • Cardiovascular
      8.7
      Seconds
  • Question 8 - A 45-year-old man complains of pain and redness around his first metatarsophalangeal joint....

    Correct

    • A 45-year-old man complains of pain and redness around his first metatarsophalangeal joint. Which medication is most likely responsible for this symptom?

      Your Answer: Furosemide

      Explanation:

      Causes of Gout: Medications and Other Factors

      Gout is a type of joint inflammation that occurs due to the accumulation of monosodium urate monohydrate crystals in the synovium. This condition is caused by chronic hyperuricemia, which is characterized by high levels of uric acid in the blood (above 0.45 mmol/l).

      Several medications and other factors can contribute to the development of gout. Diuretics such as thiazides and furosemide, as well as immunosuppressant drugs like ciclosporin, can increase the risk of gout. Alcohol consumption, cytotoxic agents, and pyrazinamide are also known to be associated with gout.

      In addition, low-dose aspirin has been found to increase the risk of gout attacks, according to a systematic review. However, this risk needs to be weighed against the cardiovascular benefits of aspirin. Patients who are prescribed allopurinol, a medication used to treat gout, are not at an increased risk of gout attacks when taking low-dose aspirin.

      Overall, it is important to be aware of the potential causes of gout, including medications and lifestyle factors, in order to prevent and manage this condition effectively.

    • This question is part of the following fields:

      • Musculoskeletal
      42.5
      Seconds
  • Question 9 - A 58-year-old woman visits her GP urgently, reporting a 10-minute episode where she...

    Correct

    • A 58-year-old woman visits her GP urgently, reporting a 10-minute episode where she experienced vision loss in her right eye. The GP suspects a transient ischaemic attack (TIA) and prescribes 300mg aspirin while referring her to the TIA clinic. The diagnosis is amaurosis fugax. Which area of the brain anatomy is impacted by this type of stroke?

      Your Answer: Retinal/ophthalmic artery

      Explanation:

      It is unlikely that the patient experienced a stroke as her symptoms resolved completely after 10 minutes and there were no ongoing symptoms. Different types of strokes affect different arteries in the brain. For example, a lesion in the anterior cerebral artery would result in contralateral hemiparesis and sensory loss, with the lower extremities being more affected than the upper. On the other hand, a lesion in the posterior cerebral artery would cause contralateral homonymous hemianopia with macular sparing. If the posterior inferior cerebellar artery is affected, the patient may experience ipsilateral facial pain and temperature loss, as well as contralateral limb and torso pain and temperature loss, along with ataxia and nystagmus. A middle cerebral artery stroke would cause contralateral hemiparesis and sensory loss, with the upper extremity being more affected than the lower, as well as contralateral homonymous hemianopia and aphasia.

      When a stroke occurs, the location of the lesion in the brain can determine the specific effects on the body. Depending on which artery is affected, different symptoms may arise. For example, a stroke in the anterior cerebral artery can lead to contralateral hemiparesis and sensory loss, with the lower extremity being more affected than the upper. On the other hand, a stroke in the middle cerebral artery can cause contralateral hemiparesis and sensory loss, with the upper extremity being more affected than the lower, as well as contralateral homonymous hemianopia and aphasia.

      If the stroke occurs in the posterior cerebral artery, the individual may experience contralateral homonymous hemianopia with macular sparing and visual agnosia. In the case of Weber’s syndrome, which involves branches of the posterior cerebral artery that supply the midbrain, the person may have an ipsilateral CN III palsy and contralateral weakness of the upper and lower extremities.

      Other types of strokes include those affecting the posterior inferior cerebellar artery, which can lead to ipsilateral facial pain and temperature loss and contralateral limb/torso pain and temperature loss, as well as ataxia and nystagmus. A stroke in the anterior inferior cerebellar artery can cause similar symptoms to Wallenberg’s syndrome, but with the addition of ipsilateral facial paralysis and deafness.

      Finally, lacunar strokes are small, localized strokes that often occur in individuals with hypertension. They typically present with isolated hemiparesis, hemisensory loss, or hemiparesis with limb ataxia, and commonly affect the basal ganglia, thalamus, and internal capsule.

    • This question is part of the following fields:

      • Neurology
      109.9
      Seconds
  • Question 10 - A 67-year-old woman presents to the breast clinic with an abnormal mammogram and...

    Correct

    • A 67-year-old woman presents to the breast clinic with an abnormal mammogram and a small fixed lump in her right breast. What type of breast cancer is most frequently encountered?

      Your Answer: Invasive ductal carcinoma (no special type)

      Explanation:

      The most prevalent form of breast cancer is invasive ductal carcinoma, without any distinctive features.

      Breast Cancer: Understanding Types and Classification

      Breast cancer can be classified based on the type of tissue it originates from, namely duct or lobular tissue. Ductal carcinoma and lobular carcinoma are the two main types of breast cancer, which can further be classified as either carcinoma-in-situ or invasive. Invasive ductal carcinoma, also known as No Special Type, is the most common type of breast cancer. Lobular carcinoma and other rare types of breast cancer are classified as Special Type.

      Apart from the common types, there are several rarer types of breast cancer, including medullary breast cancer, mucinous breast cancer, tubular breast cancer, adenoid cystic carcinoma of the breast, metaplastic breast cancer, lymphoma of the breast, basal type breast cancer, phyllodes or cystosarcoma phyllodes, and papillary breast cancer. Paget’s disease of the nipple is another type of breast cancer that is associated with an underlying mass lesion. Inflammatory breast cancer is a rare type of breast cancer that results in an inflamed appearance of the breast due to cancerous cells blocking the lymph drainage.

      Understanding the different types and classifications of breast cancer is crucial for accurate diagnosis and treatment. It is important to note that some types of breast cancer may be associated with underlying lesions seen in the common types, rather than being completely separate subtypes.

    • This question is part of the following fields:

      • Haematology/Oncology
      13.8
      Seconds

SESSION STATS - PERFORMANCE PER SPECIALTY

Dermatology (2/2) 100%
Endocrinology/Metabolic Disease (1/1) 100%
Haematology/Oncology (1/2) 50%
Musculoskeletal (2/2) 100%
Reproductive Medicine (0/1) 0%
Cardiovascular (1/1) 100%
Neurology (1/1) 100%
Passmed