10B1 Psammomatous Melanotic Schwannoma (Case 10) 1 S100 WM | Schwannoma | NEOPLASMS - CRANIAL AND PARASPINAL NERVEs

Washington University Experience | NEOPLASMS - CRANIAL AND PARASPINAL NERVEs | Schwannoma | 10B1 Psammomatous Melanotic Schwannoma (Case 10) 1 S100 WM

10B1-4 Tumor elements are strongly immunoreactive for S100 (10B1,2) and Collagen IV (10B3,4).