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147241 Pathology

A palpable mass is noted in the right lobe of the thyroid of a 45-year-old man who visits his physician for a periodic checkup. A biopsy is performed and results in a diagnosis of medullary carcinoma of the thyroid. Which of the following histologic features of thyroid disease would most likely be present in this biopsy specimen?

ATumor cells with "Orphan Annie" nuclei
BPsammoma bodies
CTumor cells embedded in an amyloid-laden stroma
DInfiltrates of lymphocytes with germinal center formation
Pathology
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