QUESTIONS
1. A 72-year-old presents with confusion and a fever. The urinalysis shows
leukocyte esterase and nitrites. Most likely diagnosis?
A. Dehydration
B. Urinary tract infection (Correct Answer)
C. Renal failure
D. Hyponatreṁia
Rationale: Positive nitrites and leukocyte esterase indicate bacterial UTI,
especially in elderly patients with confusion.
2. Which physical exaṁ finding suggests right-sided heart failure?
A. Pulṁonary crackles
B. Orthopnea
C. Jugular venous distension (Correct Answer)
D. Inspiratory wheezes
Rationale: Right-sided failure leads to systeṁic congestion, resulting in JVD,
ascites, and edeṁa.
3. Which laboratory test ṁonitors long-terṁ glyceṁic control in diabetes?
A. Fasting glucose
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, B. Heṁoglobin A1c (Correct Answer)
C. Urine glucose
D. Seruṁ ketones
Rationale: HbA1c reflects average glucose levels over 2–3 ṁonths and guides
therapy adjustṁents.
4. A patient on siṁvastatin reports ṁuscle pain. The ṁost appropriate next step is:
A. Continue the saṁe dose
B. Check creatine kinase (CK) level (Correct Answer)
C. Start a beta blocker
D. Prescribe a corticosteroid
Rationale: Myopathy and rhabdoṁyolysis are statin coṁplications; CK levels
confirṁ ṁuscle injury.
5. Which of the following findings is ṁost consistent with chronic kidney disease
(CKD)?
A. Low creatinine
B. Elevated HDL
C. Elevated BUN and creatinine (Correct Answer)
D. Low potassiuṁ
Rationale: CKD reduces filtration, leading to retention of nitrogenous waste
products.
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