Repeated USMLE Questions Step 2 CK- Review- 24

Q- Which of the following is the most common cause of sudden death from congestive heart failure?

A- Arrhythmias

B- Emboli

C- Myocardial infarction

D- Pulmonary edema

A- Arrhythmias- Ventricular arrhythmias are provoked by ischemia leading to sudden death. Beta blockers could prevent it. Meanwhile, beta blockers cannot be given in the acute treatment of congestive heart failure.

Q- A patient presents with fever, neck stiffness, severe headache and photophobia. On examination, there is weakness of the left extremities. Which of the following is the first step of action?

A- Administer ceftriaxone

B- Head CT scan

C- Lumber puncture

D- Neurology consultation

C- Lumber puncture- This is a typical case of meningitis. Lumber puncture to determine the type of organism is very important before starting any medication which should be administered as soon as determined.

Q- Which one of the following laboratory tests is the most accurate test for diagnosis of polymyalgia rheumatica?

A- Biopsy of the temporal artery

B- C-reactive protein

C- Erythrocyte sedimentation rate

D- Rheumatic factor

A- Biopsy of the temporal artery- All the test on the list can be elevated in a case of polymyalgia rheumatica but the biopsy of the affected artery is the most accurate test.

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