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a discolored patch on the skin, usually associated with cold weather. adj., adj liv´edoid.
livedo racemo´sa (livedo reticula´ris) reddish blue, netlike mottling of the skin; it is exacerbated by exposure to cold.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
a persistent purplish network-patterned discoloration of the skin caused by dilation of capillaries and venules due to stasis or changes in underlying blood vessels including hyalinization; rarely appears as a developmental defect.
Synonym(s): dermatopathia pigmentosa reticularis
Farlex Partner Medical Dictionary © Farlex 2012
livedo reticularisDermatology A bluish mottling of the skin evoked by low temperatures and characterized by vasodilation. See Raynaud's phenomenon.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
li·ve·do re·tic·u·la·ris(li-vē'dō re-tik-yū-lar'is)
A persistent purplish network-patterned discoloration of the skin caused by dilation of capillaries and venules due to stasis or changes in underlying blood vessels including hyalinization.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
livedo reticularisAn irregular, mottling of the legs in a wide-mesh, fishnet pattern which occurs in CUSHING'S SYNDROME and various collagen diseases. A similar brownish mottling, called erythema ab igne, used to be common in women who sat too close to the fireplace.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005