Fig. 2From: Cushing’s disease due to a pituitary adenoma as a component of collision tumor: A case report and review of the literatureHistopathological and immunohistochemical evaluation. Hematoxylin and eosin of pituitary adenoma and meningioma, × 100 (a), × 200 (b), adrenocorticotrophic hormone staining in pituitary adenoma, × 200 (c), and epithelial membrane antigen staining in meningioma, × 200 (d)Back to article page