Abbas Agaimy

Pilomatrix-like high grade carcinomas involving urinary bladder: a novel divergent differentiation in urothelial carcinoma

Abstract The full morphologic spectrum of divergent differentiations in urothelial carcinoma is still unknown. Herein, we describe two cases of pilomatrix-like high grade carcinomas (PiMLC) involving bladder. Case #1 was a 55-year-old male with a bladder tumor with basaloid nests...

The indolent nature of gastroblastoma. Report of an illustrative case with 28 years of follow-up showing previously unreported immunohistochemical and molecular features

We report the clinical, morphological, ultrastructural, and molecular features of a gastroblastoma diagnosed in a 27-year-old male describing some unreported findings that can help to better understand this very rare tumor. The clinical course lasting 28 years confirms the indole...