USMLE Forum Archives - USMLE Step 2 CK - CVS MCQ
CVS MCQ
sudha2015 - 01-12-11 11:25
A 43-year-old woman develops acute renal failure following an emergency resection of a leaking abdominal aortic aneurysm. One week after surgery, the following laboratory values are obtained:
Serum electrolytes (mEq/L): Na+ 127, K+ 5.9, Cl– 92, HCO3– 15
Blood urea nitrogen: 82 mg/dL
Serum creatinine: 6.7 mg/dL
The patient has gained 4 kg since surgery and is mildly dyspneic at rest. Eight hours after these values are reported, the following electrocardiogram is obtained. Which of the following is the most appropriate initial treatment in the management of this patient?
A. 10 mL of 10% calcium gluconate
B. 0.25 mg digoxin every 3 hours for three doses
C. Oral Kayexalate
D. 100 mg lidocaine
E.Emergent hemodialysis
sudha2015 - 01-12-11 11:25
A 43-year-old woman develops acute renal failure following an emergency resection of a leaking abdominal aortic aneurysm. One week after surgery, the following laboratory values are obtained:
Serum electrolytes (mEq/L): Na+ 127, K+ 5.9, Cl– 92, HCO3– 15
Blood urea nitrogen: 82 mg/dL
Serum creatinine: 6.7 mg/dL
The patient has gained 4 kg since surgery and is mildly dyspneic at rest. Eight hours after these values are reported, the following electrocardiogram is obtained. Which of the following is the most appropriate initial treatment in the management of this patient?
A. 10 mL of 10% calcium gluconate
B. 0.25 mg digoxin every 3 hours for three doses
C. Oral Kayexalate
D. 100 mg lidocaine
E.Emergent hemodialysis
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#3
Re: CVS MCQ babbu5508 - 01-15-11 08:05 Serum electrolytes (mEq/L): Na+ 127, K+ 5.9, Cl– 92, HCO3– 15
Blood urea nitrogen: 82 mg/dL
Serum creatinine: 6.7 mg/dL....needs hemodialysis...
#4
Re: CVS MCQ
sudha2015 - 01-15-11 12:11 Serum electrolytes (mEq/L): Na+ 127, K+ 5.9, Cl– 92, HCO3– 15
Blood urea nitrogen: 82 mg/dL
Serum creatinine: 6.7 mg/dL
initial treatment in the management of this patient?10 mL of 10% calcium gluconate
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