Fig. 6From: A rare case of multiple endocrine neoplasia type 1 initially presenting as an asymptomatic, huge mediastinal mass: case reportPathological results of surgical resection. a Thymic cancer: The tumor exhibited a solid growth pattern with 9 mitoses per 10 high-power fields without necrosis (hematoxylin-eosin stain × 100). Black arrowhead indicates mitoses of carcinoid cells. b Water clear cells of parathyroid adenoma with minimal nuclear pleomorphism and have uniformly clear cytoplasm with numerous microvacuoles (hematoxylin-eosin stain × 100). c Gastric neuroendocrine tumor with salt-and-pepper chromatin, amphophilic cytoplasm, and scant atypia (hematoxylin-eosin stain × 100)Back to article page