The Sphincter of Oddi is a muscular valve located in your small intestine, where the bile duct and pancreatic duct meet. Its primary role is to regulate the flow of digestive juices, specifically bile and pancreatic enzymes, into the small intestine to aid in digestion. SOD occurs when this sphincter doesn't function correctly, causing a range of digestive issues. SOD is most common in patients who have had a their gallbladder removed, especially women. Read More…