Cholelithiasis

    Movable gallbladder stone.

    Files:

    1 - patient lying, stone in the neck of the gallbladder.

    2 - patient standing, stone moved to the gallbladder fundus.

    3,4 - twinkling artifact can not be seen.

    Child 7 years old with complaints of recurrent pain in the umbilical region.

    On US in the neck of the gallbladder there are 2 objects, one very similar to a flying saucer.