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Fig. 3 | Journal of Medical Case Reports

Fig. 3

From: Incidental metastatic mediastinal atypical carcinoid in a patient with parathyroid adenoma: a case report

Fig. 3

Histopathology of mediastinal mass and parathyroid tissue. a Immunohistochemical stain positive for chromogranin-A. b Mib-1 (Ki-67) positivity in mediastinal mass. c Hematoxylin and eosin staining of the mediastinal mass showing diffuse sheets and nests of neoplastic cells, separated by thick and thin fibrous bands. d Histologic findings of the parathyroid tissue without cytological atypia or mitotic activity favoring parathyroid adenoma

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Journal of Medical Case Reports

ISSN: 1752-1947