Pseudogallbladder sign is a sonographic feature that can be seen in some children with biliary atresia.
Radiographic features
Ultrasound
Appears as a cystic structure seen in the liver which is confused with gallbladder in a few cases of biliary atresia. In these patients it is an important finding to be aware of because most of the times it is confused as gallbladder which is an imaging pitfall.