Last revised by Joshua Yap on 23 Jul 2022

A telangiectasia commonly refers to a group of abnormally prominent capillaries that occur close to a mucosal surface. Rarely they are also referred to denote vascular malformations at other non-mucosal sites (e.g. capillary telangiectasias of the brain1.


There are numerous conditions associated with telangiectasias:

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