case_images: PMC4216669_01
case_images: Glomerulus showing cellular crescent formation (H and E stain x100).
case_images: CRIN2014-902089.001.jpg
case_images: PMC4216669_01_CRIN2014-902089.001.jpg
case_images: fig1
case_images: A renal biopsy done revealed focal segmental necrotizing and crescentic glomerulonephritis, pauci-immune type (antimyeloperoxidase associated) with moderate activity and minimal chronicity, minimal tubular atrophy, and interstitial fibrosis (Figure 1).