 |  NBME4Block1 Q41
|
|
| Author | 2 Posts |
skb
|
A 70 year old man comes to the physician because of discomfort of his lower abdomen for 1 week. Use of over the counter ibuprofen has not relieved the symptoms. He has a 25 year history of hypertension currently treated with Quinapril. His pulse is 90/min and regular, and BP is 140/80 mm of Hg. The lungs are clear to auscultation. Cardiac exam shows no murmurs or gallops. There is a 7 cm mass extending superiorly from the symphysis pubis in the midline. Serum studies show a BUN concentration of 60 mg/dL and creatinine of 4.5 mg/dL. Ultrasound of the kidneys shows bilateral hydronephrosis. Which of the following is the most likely cause of this patient’s lab findings?
A. Angiotensin converting enzyme (ACE) inhibitor therapy
B. Glomerulonephritis
C. Nonsteroidal anti-inflammatory drug therapy
D. Prerenal azotemia
E. Urethral obstruction
"E" 
Edited by skb on 07/04/06 - 10:52 PM
|
| leen
Forum Guru
Topics: 79
Posts: 294
|
E...
|
|
| |
| | |
You don't have permission to post.
|
