The pyloric sphincter prevents the regurgitation of chyme from the duodenum into the stomach. It also controls the flow of chyme into the intestine, which provides the intestines with a manageable volume of chyme from which to absorb nutrients.
Pittsburgh star James Conner diagnosed with cancer. Conner says he has Hodgkin lymphoma, but he vows to play again.
Korkis AM, Miskovitz PE Acute pharyngoesophageal dysphagia secondary to spontaneous hemorrhage of a parathyroid adenoma. The results of a dynamic fluoroscopic swallow evaluation were normal except for a slightly prolonged pharyngoesophageal segment (PES) opening time.