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ECN QUIZ BANK -QUIZ B

INTERNAL MEDICINE

Instructions: Questions 1-3 : For each case, choose the single most appropriate diagnosis from the list of options proposed.

1. A 69 year old diabetic man is found to have an irregular pulse with a rate of 110beats/min during his diabetic review. He admits to occasional palpitations. What is the single most appropriate diagnosis?

2. A 78 year old man presents with pain and swelling of the left first metarsophalangeal joint. He was started on thiazide diuretics 3 weeks earlier. What is the single most appropriate diagnosis?

3. A 78 year old man has been short of breath for a few weeks. His chest radiography shows a right basal shadow rising towards the axilla. What is the single most appropriate diagnosis?

Instructions : Questions 4-9: For each case described below, choose the single best answer from the list of options proposed.

4. A 40 year old man presents with headache and loss of temporal vision in both eyes. He states that his wedding band does not fit anymore, his fingers are too big. What is the single most useful investigation?

5. A 50 year old woman is found to have a fasting blood glucose of 9mmol/l. BMI is 30kg/m2. She has a history of polycystic ovarian cyst. What is the single next most appropriate management?

6. A 55 year old fireman has scratched his hand against a rusty soiled farm ladder and now presents with an open wound 24 hours later. He had tetanus vaccine 10 years ago. What is the single most appropriate management?

7. A 70 year old man returns from holiday in the US and has vague chest pain. On examination jugular venous pressure (JVP) is raised. Blood pressure (BP) is 110/60mmHg, pulse = 120/minute, ECG shows Q-wave and T-wave inversion in lead 3. What is the single most likely diagnosis?

8. A 70 year old female with chronic arthritis is taking arthrotec. She now presents with flank pain, polyuria, nocturia and cloudy bloody urine. What is the single most likely diagnosis?

9. A 55 year old man presents with breathlessness. You suspect heart failure. Which single investigation for heart failure has been shown to be the most cost effective?

Instructions : Questions 10-13 : For each presentation below, choose the most likely cause from the list of options proposed.

10. A 40 year old woman develops sudden-onset dyspnoea at rest following hip replacement surgery. On examination she is tachycardic and her electrocardiogram (ECG) shows right axis deviation.

11. Pulsus paradoxus, jugular venous pressure rises on inspiration, heart sounds muffled.

12. Hypertension in a 75 year old who is a heavy smoker with widespread peripheral vascular disease.

13. The chest radiograph of a 22 year old man with cystic fibrosis has tramline and ring shadows.

Instructions : Questions 14-15: For each clinical scenario below, suggest the most appropriate therapy or management from the options proposed.

14. A 65 year old man with heart failure requires rate control to treat coexisting atrial fibrillation.

15. A 32 year old patient taking maximum dose-inhaled therapy and slow-release theophylline shows persistently inadequate control of symptoms.

Instructions: Each item below contains a question or incomplete statement followed by suggested responses. Select the one best response to each question

16. Which of the following antiarrhythmic drugs mediates its effect by interfering with movement of calcium through the slow channel?

17. A 57-year-old man with a 40-pack-per-year history of smoking experiences symptoms of shortness of breath on exertion. He has bilateral wheezes on expiration and increased resonance to percussion of the chest. Pulmonary function tests confirm the diagnosis of chronic obstructive lung disease (COLD). Which of the following is the best definition of this condition?

18. An 83-year-old man with Parkinson’s disease presents with low-grade fever and cough for several weeks. Lately, he has been experiencing more rigidity and difficulty with his walking. He is on a levodopa/carbidopa combination for treatment for the past 5 years. On examination, his gait is shuffling and slow. He has a tremor in his left hand at rest, and there is cogwheel rigidity of the forearm. There are crackles in the left lower lung field. CXR reveals a lung abscess in the left lower lobe. Which of the following is the most likely bacteriologic diagnosis for the lung abscess?

19. A 64-year-old woman has metabolic alkalosis and the bicarbonate level is 34 mEq/L. Which of the following is the most likely cause?

20. A 71-year-old man develops progressive weight loss and dysphagia over a 3-month period. Upper endoscopy and biopsy of the lesion confirm esophageal cancer. Which of the following statements regarding this cancer is most likely correct?

21. A 40-year-old male with long-standing alcohol abuse complains of abdominal swelling, which has been progressive over several months. He has a history of gastrointestinal bleeding. On physical exam, there are spider angiomas and palmar erythema. Abdominal collateral vessels are seen around the umbilicus. There is shifting dullness, and bulging flanks are noted. An important first step in the patient’s evaluation is:

22. An 18-year-old woman has periodic episodes that begin with severely decreased vision, followed by ataxia, dysarthria, and tinnitus. The symptoms last for 30 minutes and are then followed by a throbbing occipital headache. Which of the following is the most likely diagnosis?

23. A 94-year-old man presents with progressive headaches, light-headedness, drowsiness, and unsteady gait over 6 weeks. On examination, his blood pressure is 160/90 mm Hg, pulse 70/min, lungs clear, and he has no focal weakness. His gait is unsteady but sensation in the feet is normal. A CT scan reveals a hyperintense clot over the left cerebral cortex. Which of the following is the most likely cause for this clot?

24. A 60-year-old man presents with fever and malaise 6 weeks after mitral valve replacement. On examination, his temperature is 38oC, blood pressure 130/80 mm Hg, pulse 80/min, and a loud pansystolic murmur at the apex, which radiates to the axilla. He has no skin or neurologic findings. Which of the following is the most likely causative organism?

25. Which of the following is the most common presentation of anterior pituitary hyposecretion in a 26-year-old woman?

26. Which of the following is the most common manifestation of multiple endocrine neoplasia, type I (MEN I)?

27. A 63-year-old man develops pain and swelling in his knee. It appears warm, red, and swollen with decreased range of movement. A diagnostic aspiration is performed. Which of the following will most likely distinguish pseudogout from gout?

28. A 19-year-old man has had recurrent bleeding occur in his knee when playing contact sports. He has no history of spontaneous bleeding, but his brother had similar problems. Consultation with a specialist reveals that he has “mild” hemophilia A. Which of the following coagulation factor abnormalities is consistent with this diagnosis?

29. A 30-year-old black female has had a history of cough, and a chest x-ray shows bilateral hilar lymphadenopathy. A biopsy shows noncaseating granuloma. The skin lesion most consistent with the patient’s diagnosis is

30. A 45 year old man with chronic glomerulo-nephritis presents with severe headache. On examination he has papilloedema and bilateral retinal haemorrhages. His BP is 240/132 mmHg. What is the most appropriate treatment?

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