Endocrinology MCQ 068

14 year old boy found to have a 1 cm right upper pole thyroid mass. His father has a history of a
thyroid tumor and an "abdominal” tumor.

A. Optically clear nuclei lining glandular spaces and frond - like structures, with psammoma bodies

B. Sheets of pleomorphic cells with abundant cytoplasm, varying from spindle to round cells, with abundant abnormal mitoses

C. Sheets of small spindle cells between islands of amorphous pink material showing apple green birefringence on Congo red staining

D. Sheets of cells with abundant pink to orange cytoplasm, intercellular bridges and "pearl” formation.

E. Sheets of irregular small cells which are positive for LCA (leukocyte common antigen, a lymphocyte marker), on special stains.

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Category: Endocrinology MCQs