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 glomerul...
Found on http://www.encyclo.co.uk/local/20973

xanthogranulomatous pyelonephritis

Type: Term Definitions: 1. a form of pyelonephritis that results in a chronic inflammatory condition; the kidney enlarges and becomes less functional or nonfunctional; characterized histologically by the presence of lipid-laden, foamy macrophages and multiple granulomas. Can mimic neoplasms and renal tuberculosis and is a global process that affect...
Found on http://www.medilexicon.com/medicaldictionary.php?t=74286
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