04-20-2008, 08:22 PM
2. A 57-year-old man comes to the emergency department because of an episode
of confusion, nervousness, sweating, and palpitations 1 hour ago. He has had four
similar episodes over the past 3 weeks; they last 2 to 3 minutes and are relieved
by ingesting solid food or liquids. His blood pressure is 140/74 mm Hg, pulse is
76/min, and respirations are 18/min. Examination shows no other abnormalities.
The most appropriate next step in diagnosis is serum measurement of which of the
following?
A
) Fasting gastrin level
B
) Fasting insulin and glucose levels
C
) Glucagon level
D
) Glucose and somatostatin level
E
) Glucose and vasoactive intestinal polypeptide levels
of confusion, nervousness, sweating, and palpitations 1 hour ago. He has had four
similar episodes over the past 3 weeks; they last 2 to 3 minutes and are relieved
by ingesting solid food or liquids. His blood pressure is 140/74 mm Hg, pulse is
76/min, and respirations are 18/min. Examination shows no other abnormalities.
The most appropriate next step in diagnosis is serum measurement of which of the
following?
A
) Fasting gastrin level
B
) Fasting insulin and glucose levels
C
) Glucagon level
D
) Glucose and somatostatin level
E
) Glucose and vasoactive intestinal polypeptide levels