Myriad pillars formed by intussusceptive angiogenesis as the basis of intravascular papillary endothelial hyperplasia (IPEH). IPEH is intussusceptive angiogenesis made a lesion.

In conclusion, the formation of myriad pillars, predominantly in veins, is the basis of IPEH. This lesion may therefore be considered an excessive expression of IA: IA becomes a lesion.
PMID: 33336356 [PubMed - as supplied by publisher]

Source: Histology and Histopathology - December 20, 2020 Category: Cytology Tags: Histol Histopathol Source Type: research