02-09-2007, 08:27 AM
A 24-year-old man presents to a physician because of multiple small nodules on his lips. The clinician notes that the patient has a marfanoid habitus. Biopsy of one of these nodules demonstrates a mucosal neuroma. Which of the following screening tests is indicated?
A. Pentagastrin-stimulated calcitonin
B. Serum gastrin
C. Serum insulin
D. Serum PTH
E. Serum vasoactive intestinal peptide
A. Pentagastrin-stimulated calcitonin
B. Serum gastrin
C. Serum insulin
D. Serum PTH
E. Serum vasoactive intestinal peptide