He was the first to describe that the deglutitive upper esophageal sphincter opening can be increased by strengthening exercises of the suprahyoid muscles. This led to development of ...

Common surgeries, according to Northwestern Medicine, include Nissen fundoplication — in which the upper part of the stomach is wrapped around the lower esophageal sphincter in order to fix a ...

Complications were rare, but included mild pancreatitis in seven patients (14 episodes) and a collection in the right upper ... the sphincter. CONCLUSION: In patients with presumed SO dysfunction ...

Heartburn, also known as acid indigestion, is a burning sensation in the chest caused by stomach acid backing up into the esophagus. This occurs when the lower esophageal sphincter (LES ...

and the upper esophageal sphincter. Ivan obtained his DVM degree from the University of Wisconsin Veterinary Medical School in 1996. Today, Ivan's main research interest is the central control of ...