stellate angioma


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A superficial spider-like cluster of capillaries composed of a central ‘feeder’ vessel and multiple minute tortuous and dilated radiating vessels with a peripheral erythaema; when the involved vessel is large, it may pulsate and blanch on pressure; while classically due to increased circulating oestrogens as seen in pregnancy and alcoholic cirrhosis, SAs may occur in chronic hepatic congestion 2º to constrictive pericarditis and may be a normal birthmark in children
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

stellate angioma

A skin lesion in which numerous telangiectatic vessels radiate from a central point; commonly associated with liver disease, hypertension, or pregnancy. Synonym: spider nevus
See also: angioma
Medical Dictionary, © 2009 Farlex and Partners