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Fig. 2 | BMC Pediatrics

Fig. 2

From: Severe constipation as the first clinical manifestation in multiple endocrine neoplasia type 2B: a case report and literature review

Fig. 2

Pathological image of the thyroid tumor (a) Pathological image of the thyroid tumor (HE staining, 40 × 10), showing the arrangement of spindle-shaped medullary carcinoma cells and amyloid deposition; (b)(c)(d) are immunohistochemical photomicrographs (DAB staining, 40 × 10) that suggest calcitonin (+), Ki67 (+), and TTF-1 (+)

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