48,454
edits
Difference between revisions of "Xanthogranulomatous pyelonephritis"
Jump to navigation
Jump to search
Xanthogranulomatous pyelonephritis (view source)
Revision as of 02:38, 22 February 2017
, 02:38, 22 February 2017more
(more) |
|||
| (2 intermediate revisions by the same user not shown) | |||
| Line 5: | Line 5: | ||
| Caption = Xanthogranulomatous pyelonephritis. CD68 immunostain. | | Caption = Xanthogranulomatous pyelonephritis. CD68 immunostain. | ||
| Synonyms = | | Synonyms = | ||
| Micro = | | Micro = abundant (foamy) macrophages (associated with the collecting system - medulla, not cortex), +/-giant cells, +/-cholesterol clefts, +/-interstitial lymphocytes and plasma cells, +/-interstitial fibrosis, +/-calcifications | ||
| Subtypes = | | Subtypes = | ||
| LMDDx = [[malakoplakia]], RCC - especially [[PRCC]], granulomatous disease, [[chronic pyelonephritis]], | | LMDDx = [[malakoplakia]], RCC - especially [[PRCC]], granulomatous disease, [[chronic pyelonephritis]], interstitial nephritis, occasionally [[renal cell carcinoma]] | ||
| Stains = [[PAS-D]] -ve | | Stains = [[PAS-D]] -ve | ||
| IHC = CD68 +ve, CD10 -ve, pankeratin -ve | | IHC = CD68 +ve, CD10 -ve, [[pankeratin]] -ve | ||
| EM = | | EM = | ||
| Molecular = | | Molecular = | ||
| Line 50: | Line 50: | ||
*+/-Interstitial lymphocytes and plasma cells. | *+/-Interstitial lymphocytes and plasma cells. | ||
*+/-Interstitial fibrosis. | *+/-Interstitial fibrosis. | ||
*+/-Cholesterol clefts (common). | |||
*+/-Calcifications - dystrophic. | |||
DDx: | DDx: | ||
| Line 103: | Line 105: | ||
immunostain. | immunostain. | ||
</pre> | </pre> | ||
===Micro=== | |||
The sections show degenerative renal parenchyma with surrounding histiocytes, other inflammatory cells, fibrosis and cholesterol clefts. | |||
==See also== | ==See also== | ||