Currently, there is no single test or observation that is sufficiently reliable to diagnose sphincter of Oddi dysfunction, so a combination of clinical and biochemical, radiological, and manometry is required. sphincter.

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.

Vater papillary sphincteric stenosis is a clinical syndrome, most patients are middle-aged women, have undergone cholecystectomy, intermittent pain associated with abnormal liver function tests or serum amylase, possibly associated with biliary dilatation.

Sphincter of Oddi dysfunction (sphincter of Oddi disorder) is the 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 as type I, II, or III, according to the Milwaukee classification. Sphincter of Oddi dysfunction appears to increase the risk of acute pancreatitis as well as the incidence of post-ERCP pancreatitis by more than 30%.

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.

Endoscopic retrograde cholangiopancreatography allows visualization and feeling of firmness (hard-soft) of the great duodenal papilla, assessing the function of the sphincter of Oddi by sphincter of Oddi manometry and radiographic imaging of organs. in the duct may be affected by papillary stenosis.

A classification system for sphincteric dysfunction as a structural abnormality was established in 1988. Originally known as the Hogan-Geenan classification of sphincteric dysfunction, it was later modified to the Milwaukee classification to Classify patients with sphincter dysfunction into categories 1, 2, and 3 based on clinical presentation as well as laboratory or imaging abnormalities.

Căn nguyên của rối loạn cơ vòng Oddi thường do sẹo tại chỗ tổn thương thứ phát gây ra sau lấy sỏi mật hoặc do thao tác trong phẫu thuật hoặc sự xâm nhập của viêm nhiễm do loét tá tràng ở gần đó hoặc viêm tụy cấp phía trên nhú. Có hay không có sự hẹp nhú mật nguyên phát còn đang trong vòng tranh luận mặc dù việc tìm thấy bệnh sử như viêm tuyến có lẽ là căn nguyên.