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Fig. 1 | Canadian Journal of Kidney Health and Disease

Fig. 1

From: Recognizing IgG4-related tubulointerstitial nephritis

Fig. 1

IgG4-related tubulointerstitial nephritis (IgG4-TIN). a Periodic acid-Schiff (PAS) stain of a case of clinically confirmed IgG4-related kidney disease (IgG4-RKD) showing tubulointerstitial nephritis with a significant number of plasma cells and a plasma cell tubulitis. b IgG4 immunohistochemistry confirming a large number of IgG4 expressing plasma cells in the infiltrate. c For comparison, periodic acid-Schiff (PAS) stain of a case of obstructive uropathy due to benign prostatic hypertrophy (BPH), showing a similarly cellular interstitial infiltrate but with fewer plasma cells

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Canadian Journal of Kidney Health and Disease

ISSN: 2054-3581

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