Clinicopathologic Features of Neuroblastoma-like Schwannoma: A Case Report of Unusual Morphologic Variant

Neuroblastoma-like schwannoma is known as a rare unusual variant of with difficulties differential diagnosis neuroblastoma, Ewing sarcoma/peripheral neuroectodermal tumor and other cutaneous small round cell tumors. Herein, we describe neuroblastoma-like that was presented painless lesion on the dorsal side left hand in 39-year-old woman. Composed collagen fibers central core rosettes diffuse expression S100 protein cells found biopsy specimens confirmed Schwann origin tumor.