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melanosis coli |
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melanosis /mel·a·no·sis/ (mel″ah-no´sis) melanism; disordered production of melanin, with darkening of the skin.
melanosis co´li black or dark brown discoloration of the mucosa of the colon, due to the presence of pigment-laden (not true melanin) macrophages within the lamina propria. neurocutaneous melanosis giant hairy nevus accompanied by malignant melanomas of the meninges.
melanosis coli [mel′ənō′sis] an abnormal condition in which the mucous membrane of the colon is pigmented with melanin. Melanosis Coli A benign condition characterised by segmental or global darkening of the colonic mucosa coupled with chronic constipation, due to prolonged abuse of cascara/sagrada-type laxatives melanosis [mel″ah-no´sis] 2. a disorder of pigment metabolism. melanosis co´li brown-black discoloration of the mucosa of the colon. melanosis i´ridis (melanosis of the iris) abnormal pigmentation of the iris by infiltration of melanoblasts.
melanosis 1. a condition characterized by dark pigmentary deposits. 2. a disorder of pigment metabolism. melanosis coli brown-black discoloration of the mucosa of the colon. congenital melanosis patches of melanin in the capsule and stroma of the liver or lung in the neonate. liver melanosis
see hepatic lipofuscinosis. melanosis coli Brown bowel syndrome A benign condition characterized by segmental or global darkening of the colonic mucosa coupled with chronic constipation, due to prolonged abuse of cascara/sagrada-type laxatives Clinical Abdominal pain,
pancreatitis, biliary atresia, cirrhosis, peptic ulcer disease, mucoviscidosis. See Laxative. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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