“ Benign tumour derived from epithelial cells—it is rare. Mostly asymptomatic. Difficult to differentiate from RCC based on imaging alone, s...
“
Benign tumour derived from epithelial cells—it is rare. Mostly asymptomatic. Difficult to differentiate from RCC based on imaging alone, so it is often excised.
• Mass with or without echogenic central scar.
• Vascularity tends to radiate out from the centre like spokes on a wheel.
• Usually >5 cm
CT
• Poorly enhancing compared to adjacent renal parenchyma.
• Central, lower-density scar seen in up to a third of cases (could also be necrosis in a RCC).
Cant diffrentiate from RCC by biopsy
”
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