Fig. 3
From: Case report: schwannoma arising from the unilateral adrenal area with bilateral hyperaldosteronism
Macroscopic appearance (a) and photomicrograph (b-e) of the resected tumor. b The tumor was composed of a high cellular density area (Antoni A, yellow arrow) and low cellular density area (Antoni B, black arrow) (HE stain). c The Antoni A area included spindle-shaped cells with nuclear palisading (yellow arrow) (HE stain). d, e Immunohistochemical labeling in S-100. HE: Hematoxylin and eosin