Sphincter of Oddi dysfunction (SOD is a term used to describe a heterogeneous group of pain syndromes caused by abnormalities in the sphincter's ability to contract. There is a link between sphincter of Oddi disorder and chronic pancreatitis, however, it is not clear whether this is a cause-and-effect relationship.

Sphincter of Oddi dysfunction is a term used to describe a heterogeneous group of pain syndromes caused by abnormalities in the sphincter's ability to contract. Disorders of the biliary and pancreatic sphincter of Oddi are classified into categories I, II, or III, according to the Milwaukee classification.

Nowadays, excessive alcohol consumption can lead to a very dangerous and harmful disease for the patient's health, which is chronic pancreatitis. In order to detect the disease promptly and have an effective treatment method, it is necessary to have the support of CT scan of pancreatitis to provide very specific images of chronic pancreatitis and support doctors in diagnosis.