| leukoplakia vulvae | A clinical term for hyperkeratotic white patches of the vulvar epithelium; biopsy is necessary for specific diagnosis. Synonym: leukoplakic vulvitis. (05 Mar 2000) |
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| leukoplakia, hairy | Epithelial hyperplasia of the oral mucosa associated with epstein-barr virus and found almost exclusively in persons with HIV infection. The lesion consists of a white patch that is often corrugated or hairy. (12 Dec 1998) |
| leukoplakia, oral | A white patch seen on the oral mucosa. It is considered a premalignant condition and is often tobacco-induced. When evidence of epstein-barr virus is present, the condition is called hairy leukoplakia (leukoplakia, hairy). (12 Dec 1998) |
| leukoplakic vulvitis | A clinical term for hyperkeratotic white patches of the vulvar epithelium; biopsy is necessary for specific diagnosis. Synonym: leukoplakic vulvitis. (05 Mar 2000) |
| leukopoiesis | The production of leukocytes. They are formed partially in the bone marrow (granulocytes, monocytes and a few lymphocytes) and partially in lymphatic tissue (lymphocytes and plasma cells). (guyton & hall, textbook of medical physiology, 9th ed) (12 Dec 1998) |
| leukopoietic | Pertaining to or characterised by leukopoiesis, as manifested by portions of the bone marrow and reticuloendothelial and lymphoid tissues, which form (respectively) the granulocytes, monocytes, and lymphocytes. (05 Mar 2000) |
| leukoprotease | An ill-defined proteolytic enzyme product of polynuclear leukocytes, formed in an area of inflammation, that causes liquefaction of dead tissue. (05 Mar 2000) |
| leukoriboflavin | The colourless nonfluorescing dihydro compound formed by the reduction of riboflavin. (05 Mar 2000) |
| leukorrhagia | Synonym: leukorrhoea. Origin: Leuko-+ G. Rhegnymi, to burst forth (05 Mar 2000) |
| leukorrhoea | A whitish, viscid discharge from the vagina and uterine cavity. Origin: Gr. Rhoia = flow (18 Nov 1997) |
| leukorrhoeal | Relating to or characterised by leukorrhoea. (05 Mar 2000) |
| leukosarcoma | <tumour> Obsolete term for malignant lymphoma. (05 Mar 2000) |
| leukosarcomatosis | An obsolete term for a condition characterised initially by numerous widespread nodules or masses of lymphosarcoma, and the subsequent presence of similar cells in the circulating blood as in leukosarcoma. Abnormal proliferation of one or more of the leukopoietic tissues; the term includes myelosis, certain forms of reticuloendotheliosis, and lymphadenosis. (05 Mar 2000) |
| leukosialin | <protein> CD43, (sialophorin) Widely distributed membrane associated mucin, the major sialoglycoprotein of thymocytes and mature T-cells. Transmembrane protein with extensive O linked glycosylation (75-85 oligosaccharides on the 239 residue extracellular domain). Extends at least 45nm beyond plasma membrane. Similar but not homologous to episialin. (18 Nov 1997) |
| leukosis virus, avian | The type species of avian type c retroviruses (retroviruses type c, avian) producing latent or manifest lymphoid leukosis in fowl. (12 Dec 1998) |