| xanthogranuloma | A peculiar infiltration of retroperitoneal tissue by lipid macrophages, occurring most commonly in women. (05 Mar 2000) |
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| 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) |
| necrobiotic xanthogranuloma | A cutaneous and subcutaneous xanthogranuloma with focal necrosis, presenting as multiple large, sometimes ulcerated, red to yellow granulomatous nodules with giant cells (often around the eyes) associated with paraproteinaemia (usually monoclonal gammopathy). (05 Mar 2000) |
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| juvenile xanthogranuloma | Single or multiple reddish to yellow papules or nodules, usually found in young children, consisting of dermal infiltration by histiocytes and Touton giant cells, with increasing fibrosis. Synonym: nevoxanthoendothelioma. (05 Mar 2000) |