Intraosseous papillary intralymphatic angioendothelioma (PILA): one new case and review of the literature

摘要

BackgroundPapillary intralymphatic angioendothelioma (PILA) is a locally aggressive, rarely metastasizing vascular tumor, generally occurring in the soft tissues, with less than 40 cases described in the literature and only three cases reported in bone.