A Challenging Twist in Pulmonary Renal Syndrome

Figure 2

(a) Necrotizing glomerulonephritis with fibrocellular crescents (66%). (b) Global glomerulosclerosis (33%), focal infiltration of polymorphonuclear cells within the glomerulus (arrow). (c) Tubular hemorrhage (arrow). (d) Sclerosed glomeruli (arrow). (e) Interstitial inflammation lymphocytes, plasma cells, and polymorphonuclear cells (arrow).