Telangiectasia (tel AN jeh ek TAY zee uh)

Telangiectasia is a condition characterized by enlarged, visible superficial blood vessels. (The condition is called telangiectasia; an individual lesion is a telangiectasis; multiple lesions are telangiectases.) Telangiectasia is a possible side effect of the application of topical corticosteroids. Rosacea is also characterized by telangiectasia.