vegetant

A lymphatic vessel counterpart of Masson's vegetant intravascular hemangioendothelioma.

(8,9) Various terms are used to describe this lesion such as papillary fibroendothelioma, intravascular endothelioma, papillary proliferation of the endothelium, papillary endothelioma, hemangioendotheliome vegetant intravasculaire, l'endovasculite proliferante trombopoietique, intravenous atypical vascular proliferation, intravascular angiomatosis, IPEH, Masson's vegetant intravascular hemangioendothelioma, Masson's pseudoangiosarcoma, intravascular endothelial hyperplasia, Masson's lesion, and papillary endothelial hyperplasia.

The differential diagnosis includes Masson vegetant or papillary endothelial hyperplasia (a reactive endothelial proliferation associated with organizing thrombus/clot); Kimura disease (lymph node disorder, most often in Asian men, who have peripheral serum eosinophilia, reactive lymphoid follicles, follicular lysis, eosinophilic microabscesses, polykaryocytes, and IgE deposition); and angiosarcoma (freely anastomosing vessels, atypical endothelial cells, increased mitoses, necrosis).

Vivant, ou vegetant dans un coma profond depuis maintenant plus de sept ans, l'ancien Premier ministre israelien Ariel Sharon n'en finit pas ...

Je suis, chere Henriette, soi-disant a la campagne, entre quatre murailles vegetant comme les choux, seul ornement de notre parterre.

(1) He introduced the term vegetant intravascular hemangioendothelioma, but intravascular angiomatosis, intravenous pyogenic granuloma, Masson disease, intravenous papillary endothelial hyperplasia, and intravenous vascular proliferation are the other synonyms used to describe this lesion.