angiomyolipoma definition
Definition of Angiomyolipoma of the Kidney. Angiomyolipoma of the kidney is a rare benign renal tumor with a high fat content. Epidemiology of Renal Angiomyolipoma. Prevalence: The prevalence in autopsies is 0.3%, with ultrasound screening 0.1%. Women are much more frequently affected than men.
Angiomyolipomas are the most common benign tumour of the kidney. Although regarded as benign, angiomyolipomas may grow such that kidney function is impaired or the blood vessels may dilate and burst leading to bleeding.