Cholecystitis (gall inflammation) is not diagnosed because the gall bladder is already wrapped by omentum (one of the buildings in the stomach cavity). This is usually known trough laparoscopy.
Fat dissolving agent
In principle, gall bladder is a bag used to hold liquids in the form of gall salts and gall fat. Gall salt is needed to help the defense system body known as the balance of acid and base.
In addition, also in the gall bladder, there is a gall extract that is used to dissolve fat. In the circumstances, the error due to the fat meal with excessive and sometimes accompanied by bacteria that enter, the process occurs precipitation from extracts of fat. And can cause problems form the core gallstone formation (cholelithiasis). Cholelithiasis this gall can cause inflammation (cholecystitis). Conversely, cholecystitis can cause gallstones. More