| xanthogenic | <chemistry> Producing a yellow colour or compound; xanthic. See Xanthic acid, under Xanthic. Source: Websters Dictionary (01 Mar 1998) |
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| xanthogranuloma | A peculiar infiltration of retroperitoneal tissue by lipid macrophages, occurring most commonly in women. (05 Mar 2000) |
| xanthogranuloma, juvenile | Benign disorder of infants and children characterised by multiple nodules with lipid-laden, non-langerhans-cell histiocytes. (12 Dec 1998) |
| xanthogranulomatous | Relating to, of the nature of, or affected by xanthogranuloma. (05 Mar 2000) |
| xanthogranulomatous cholecystitis | Chronic cholecystitis with conspicuous nodular infiltration by lipid macrophages; may be associated with biliary obstruction by calculi. (05 Mar 2000) |
| xanthogranulomatous pyelonephritis | <radiology> Big kidney, non-functioning (80%), dilated calyces, thin cortex, calculi (often staghorn), adult females, usually unilateral, Gram-negative infection, especially Proteus mirabilis, symptoms: fatigue, low fever, dysuria, flank pain, pathology: granulomata in parenchyma with foam cells, cholesterol slits, fibrosis, atrophic glomeruli, atypical focal form: may resemble focal carcinoma (12 Dec 1998) |
| xanthoma | <dermatology> A benign lesion composed of lipid laden foam cells, which are histiocytes containing cytoplasmic lipid material. Also called xanthelasma and causes yellow lesions under the skin. (09 Mar 1998) |
| xanthoma diabeticorum | Eruptive xanthoma associated with severe diabetes. (05 Mar 2000) |
| xanthoma disseminatum | A rare benign normolipaemic disorder of adults with coalescent cutaneous xanthoma's composed of non-X histiocytes on flexural surfaces, often with mild diabetes insipidus. (05 Mar 2000) |
| xanthoma multiplex | <dermatology, pathology> An accumulation of an excess of lipids in the body due to disturbance of lipid metabolism and marked by the formation of foam cells in skin lesions. (16 Dec 1997) |
| xanthoma palpebrarum | Soft yellow-orange plaques on the eyelids or medial canthus, the most common form of xanthoma; may be associated with low-density lipoproteins, especially in younger adults Synonym: xanthelasma, xanthoma palpebrarum. (05 Mar 2000) |
| xanthoma planum | A form marked by the occurrence of yellow flat bands or minimally palpable rectangular plates in the corium, either normolipaemic or associated with type IIa or III hyperlipoproteinaemia. (05 Mar 2000) |
| xanthoma tuberosum | Xanthomatosis associated with familial type II, and occasionally type III, hyperlipoproteinaemia. Synonym: xanthoma tuberosum simplex. (05 Mar 2000) |
| xanthoma tuberosum simplex | Xanthomatosis associated with familial type II, and occasionally type III, hyperlipoproteinaemia. Synonym: xanthoma tuberosum simplex. (05 Mar 2000) |
| xanthomatosis | <dermatology, pathology> An accumulation of an excess of lipids in the body due to disturbance of lipid metabolism and marked by the formation of foam cells in skin lesions. (16 Dec 1997) |