There are several common diseases of the gallbladder which can be treated by your physician.
Gallstones – small, hardened deposits that form inside the gallbladder. Gallstones can cause pain after eating.
Cholecystitis – inflammation of the gallbladder commonly due to gallstones.
Bile duct stones – due to stuck gallstones in the bile duct
These conditions can be quite painful and should be treated immediately. Your doctor will perform tests to confirm the diagnosis.