Male 18yo with recurrent right subcostal pain.
Ultrasound of abdomen detected abnormal gallbladder, size of 5 cm, bilobe, thickening wall of GB fundus with more twinkling artifact pattern on Doppler examination.
MRI of liver and biliary confirmed the morphology of gallbladder, its shape is bilobe and abnormal signal of GB fundus.
Radiologist report is gallbladder adenomyomatosis.