case_images: PMC4528179_01
case_images: Crescents on light microscopy.
case_images: fmed-02-00053-g001.jpg
case_images: PMC4528179_01_fmed-02-00053-g001.jpg
case_images: F1
case_images: He had a kidney biopsy, which showed diffuse necrotizing, sclerosing, and primarily pauci-immune crescentic glomerulonephritis (Figure 1).
case_images: Immunofluorescence linear staining of IgG.
case_images: fmed-02-00053-g002.jpg
case_images: PMC4528179_01_fmed-02-00053-g002.jpg
case_images: F2
case_images: Immunofluorescence also revealed faint linear staining of GBM for IgG (Figure 2).