51-year-old male with recently noted hepatic lesion on CT presents for further characterization with ultrasound. LIVER:The liver measures 13.1 cm. The liver has normal echogenicity. No worrisome masses, ascites, or intrahepatic biliary dilation. The portal vein is patent with normal hepatopedal flow. There is an approximately 1.3 x 1.0 x 0.7 cm round anechoic mass with posterior acoustic shadowing consistent with a simple cyst.GALLBLADDER, BILIARY TRACT: The gallbladder is nondistended. No stones or sludge. No pericholecystic fluid. The gall bladder wall measures approximately 0.2 cm. The common bile duct measures approximately 0.4 cm.PANCREAS: Evaluation is limited by overlying bowel gas.SPLEEN: The spleen measures 10.4 cm. No sonographic abnormalities noted.KIDNEYS: The right kidney measures 10.8 cm. The cortex has normal echogenicity. No shadowing calculi or hydronephrosis.The left kidney measures 12.2 cm. The cortex has normal echogenicity. There are several punctate shadowing echogenic foci consistent with renal stones, none of which are obstructing. No hydronephrosis. OTHER: No significant abnormality noted.
1. Benign liver cyst corresponds to hypoattenuating lesion seen on recent CT.2. Nonobstructing nephrolithiasis on the left as above.