case_images: PMC9751358_01
case_images: Renal biopsy specimen with arrow showing a couple of calcium oxalate deposits within renal tubules. (A) HE staining, 400x magnification. (B) Polarized light, 400x magnification.
case_images: fmed-09-1063681-g001.jpg
case_images: PMC9751358_01_fmed-09-1063681-g001.jpg
case_images: F1
case_images: Abundant tubular calcium oxalate deposits were detected within the tubular lumen (Figure 1). Additional laboratory tests revealed elevated urinary oxalate excretion (1.11 mmol/24 h).