| umls-concept:C0039446 | skos:definition | MSH: Permanent dilation of preexisting blood vessels (CAPILLARIES; ARTERIOLES; VENULES) creating small focal red lesions, most commonly in the skin or mucous membranes. It is characterized by the prominence of skin blood vessels, such as vascular spiders.,CSP: localized convolution and dilatation of a group of small blood vessels, leading to hemorrhage and angioma.,NCI: The permanent enlargement of blood vessels, causing redness in the skin or mucous membranes.,NCI: A disorder characterized by local dilatation of small vessels resulting in red discoloration of the skin or mucous membranes.,CHV: a visibly dilated blood vessel on the skin,CHV: a visibly dilated blood vessel on the skin,CHV: a visibly dilated blood vessel on the skin,CHV: a visibly dilated blood vessel on the skin,NCI: Local dilatation of small vessels resulting in red discoloration of the skin or mucous membranes. | lld:umls |
