case_images: PMC11805601_01
case_images: Chest computed tomography (CT) scan showing bilateral ground-glass opacities (orange arrows), consistent with alveolar hemorrhage.
case_images: cureus-0017-00000077111-i01.jpg
case_images: PMC11805601_01_cureus-0017-00000077111-i01.jpg
case_images: FIG1
case_images: A chest computed tomography (CT) scan demonstrated bilateral, scattered ground-glass opacities consistent with alveolar hemorrhage (Figure 1).
case_images: Renal biopsy showing a glomerulus with a fibrocellular crescent.. Periodic acid-Schiff (PAS) stain, magnification: x40.
case_images: cureus-0017-00000077111-i02.jpg
case_images: PMC11805601_01_cureus-0017-00000077111-i02.jpg
case_images: FIG2
case_images: A renal biopsy was performed, revealing 24 glomeruli, of which three showed segmental sclerosis and three exhibited fibrocellular crescents (Figure 2).
case_images: Immunofluorescence showing dominant mesangial deposition of IgA.. IgA-specific fluorescein isothiocyanate staining, magnification: x40.
case_images: cureus-0017-00000077111-i03.jpg
case_images: PMC11805601_01_cureus-0017-00000077111-i03.jpg
case_images: FIG3
case_images: Immunofluorescence (Figure 3) demonstrated dominant mesangial deposition of IgA (+++), with co-deposition of C3 (++).