case_images: PMC4698325_01
case_images: Abdominal ultrasonography showing the intrauterine contraceptive device as a bladder calculus (arrowed)
case_images: 13104_2015_1792_Fig1_HTML.jpg
case_images: PMC4698325_01_13104_2015_1792_Fig1_HTML.jpg
case_images: Fig1
case_images: An abdominal ultrasonography by the radiologist revealed a urinary bladder calculus (Fig. 1).