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| * nbme form2 b3.q2.. |
| | #305878 |
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2. A 15-year-old girl is brought to the physician 3
months after she
had a blood pressure of 150/95 mm Hg at a routine
examination prior to
participation in school sports. She is asymptomatic
and has no history
of serious illness. Twelve months ago, she was
diagnosed with a
urinary tract infection and treated with oral
trimethoprim-sulfamethoxazole.
She currently takes no medications. Subsequent blood
pressure
measurements on three separate occasions since the
last visit have been: 155/94
mm Hg, 145/90 mm Hg, and 150/92 mm Hg. She is at the
50th percentile
for height and 95th percentile for weight. Her blood
pressure today is
150/90 mm Hg confirmed by a second measurement, pulse
is 80/min, and
respirations are 12/min. Examination shows no other
abnormalities. Her
hematocrit is 40%. Urinalysis is within normal limits.
Cardiac and
renal ultrasonography shows no abnormalities. Which
of the following is
the most appropriate next step in management?
A
) Exercise and weight reduction program
B
) Measurement of urine catecholamine levels
C
) Measurement of urine corticosteroid levels
D
) Captopril therapy
E
) Hydrochlorothiazide therapy
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