Figure 3
From: Benign pericardial schwannoma in a Chinese woman: a case report
Histopathological findings. A) Examination of the resected, encapsulated tumor specimen revealed a grey-yellow colored surface, and a grey-white colored surrounding region. B) Antoni A area composed of ill-defined fascicles of spindle cells (Magnification, 100×). C) Loosely organized Antoni B area (magnification, 100×). D) Strongly positive immunohistochemical staining for S-100 protein (magnification, 200×).