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NBME 23 Answers

nbme23/Block 2/Question#8

An 8-year-old boy is brought to the physician by ...

Serum calcitonin concentration

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submitted by mousie(83),

Marfanoid habitus + Mucosal neuromas + Neck mass = MEN 2B (PMM) Pheo, Medullary thyroid CA (Calcitonin secreting), mucosal neuromas