Renal angiomyolipoma

Case contributed by Mohammadtaghi Niknejad


Bilateral flank pain.

Patient Data

Age: 65 years
Gender: Male

Mild dilatation of the left renal pelvicalyceal system was seen due to a 9×5 mm stone in pelvi-ureteral junction. Also, three stones were present in mid and lower calyces of left kidney, measuring about 3 mm, 3 mm & 8 mm, respectively. Also, a 21 mm cyst was seen at left kidney.

A 30 mm mass with fatty component was seen in upper pole of right kidney. Two small cysts,11 mm & 9 mm in diameters were present in right kidney. 

Case Discussion

Right renal fat containing mass compatible with angiomyolipoma which is a type of benign renal neoplasms encountered both sporadically and as part of a phakomatosis, most commonly tuberous sclerosis

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