PMC9213203_01
Renal biopsy with glomerular mesangial expansion and mesangial hypercellularity, including segmental neutrophil influx (arrows and arrowheads) (H&E, original magnification, x200). H&E: hematoxylin and eosin.
CRIRH2022-9694911.001.jpg
PMC9213203_01_CRIRH2022-9694911.001.jpg
fig1
Besides, renal biopsy was carried out, revealing glomerulonephritis, with mesangial expansion, neutrophil influx, and cellular crescents (see Figure 1 and 2).
Early cellular crescents (arrows) are seen (PAS stain, original magnification, x160). PAS: Periodic acid-Schiff.
CRIRH2022-9694911.002.jpg
PMC9213203_01_CRIRH2022-9694911.002.jpg
fig2
Besides, renal biopsy was carried out, revealing glomerulonephritis, with mesangial expansion, neutrophil influx, and cellular crescents (see Figure 1 and 2).