PMC8497150_01
Arrows indicate calcium oxalate monohydrate crystals in this patient's urine sediment, viewed under nonpolarized light microscopy.
CRICC2021-5545351.002.jpg
PMC8497150_01_CRICC2021-5545351.002.jpg
fig2
Calcium oxalate monohydrate crystals were present on microscopy (Figure 2).