• (telangiectasia) Local dilatation of small vessels resulting in red discoloration of the skin or mucous membranes.
  NCI Thesaurus
  U.S. National Cancer Institute, 2021
• (telangiectasia) Localized convolution and dilatation of a group of small blood vessels, leading to hemorrhage and angioma.
  CRISP Thesaurus
  National Institutes of Health, 2006
• 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.
  NLM Medical Subject Headings
  U.S. National Library of Medicine, 2021
• (telangiectasia) Telangiectasias refer to small dilated blood vessels located near the surface of the skin or mucous membranes, measuring between 0.5 and 1 millimeter in diameter. Telangiectasia are located especially on the tongue, lips, palate, fingers, face, conjunctiva, trunk, nail beds, and fingertips.
  Human Phenotype Ontology (HPO)
  The Human Phenotype Ontology Project, 2021
• (telangiectasia) The permanent enlargement of blood vessels, causing redness in the skin or mucous membranes.
  NCI Dictionary of Cancer Terms
  U.S. National Cancer Institute, 2021
• (telangiectasia) A disorder characterized by local dilatation of small vessels resulting in red discoloration of the skin or mucous membranes.
  Common Terminology Criteria for Adverse Events
  U.S. National Institutes of Health, 2021