PMC8532252_01
Hematoxylin and eosin stain (10x) demonstrates few non-necrotizing sarcoid-like epithelioid granulomas. Multinucleated giant cells are not present.
10.1177_17588359211047349-fig1.jpg
PMC8532252_01_10.1177_17588359211047349-fig1.jpg
fig1-17588359211047349
Histology revealed the presence of noncaseating epithelioid granulomas, suggestive of a sarcoid-like reaction (Figure 1).
PMC8532252_02
Confluent, non-necrotizing, well-formed granulomas in the renal interstitium, composed of epithelioid histiocytes, monocytes, lymphocytes, and a few multinucleated cells.
10.1177_17588359211047349-fig2.jpg
PMC8532252_02_10.1177_17588359211047349-fig2.jpg
fig2-17588359211047349
The histologic evaluation revealed the presence of non-necrotizing granulomas in the interstitial space (Figure 2), findings indicative of a granulomatous nephritis.
PMC8532252_03