label: Renal interstitial non-necrotizing granulomas
label_lc: renal interstitial non-necrotizing granulomas
description: "Interstital aggregates of histiciocytes, occasionally multinucleated with associated lymphoplasmacytic and occasionally eosinophilic inflammation. Organization can range from poorly-to-well defined and multinucleated giant cells may be present with no necrosis."