Fig. 2From: A rare simultaneous coexistence of epithelioid gastrointestinal stromal tumors and schwannoma in the stomach: a case reportHistopathological findings.Immunohistochemical staining. a-c × 20 objective) Schwannoma. a) CD117 negative. b) S100 positive. c) DOG1 negative. d-e × 20 objective) GISTs. d) CD117 sporadically positive. e) S100 negative. f) DOG1 postiveBack to article page