Angiomatous spindle cell lipoma: report of three cases with immunohistochemical and ultrastructural study and reappraisal of former 'pseudoangiomatous' variant

Abstract

Pseudoangiomatous spindle cell lipoma is a rare variant of spindle cell lipoma that is composed of spindle fibroblast-like cells and mature adipose cells, and that is further characterized by intratumoral branching spaces regarded originally.