Male, 57 years old. OSH RUS note Left kidney with 1cm upper pole lesion RIGHT KIDNEY: The right kidney measures 12.3 cm in length, with normal cortical echotexture. A 1 cm echogenic focus in the midpole has the same echotexture as renal sinus fat. No shadowing stones or hydronephrosis.LEFT KIDNEY: The left kidney measures 13.1 cm in length, with normal cortical echotexture. And upper pole cystic lesion measures 1.4 x 1.4 x 1.5 cm, correlating with a hyperdense cyst seen on prior CT imaging. No shadowing stones or hydronephrosis.OTHER: The urinary bladder is distended, without significant wall thickening.
1.A 1 cm left upper pole complex renal cyst is noted. Given the hyperdense appearance on CT imaging, this may represent a proteinaceous cyst.2.An echogenic focus in the right midpole likely represents a portion of renal sinus fat.