PMC9334039_01
CT abdomen showed right-sided hydronephrosis.
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It also showed right moderate hydronephrosis with pelvic ureteric junction narrowing and multiple nonenhancing hypodensities in the inter and lower pole cortex of the right kidney with perinephric fat strandings suggestive of chronic pyelonephritis (Figure 1).
The cut section of the right kidney shows cheesy material infiltrating the renal pelvis and calyces.
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He underwent right radical nephroureterectomy (Figure 2).
(a) Renal parenchyma with abrupt necrosis and presence of broad-based, aseptate fungal hyphae showing 90  branching (HE x 100). (b) Invasion of the blood vessel by similar fungal profiles (PAS x 200).
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The histopathological examination confirmed mucormycosis (Figures 3(a) and 3(b)).