Esophagitis is a condition due to an inflammation of the lining of the lower end of the oesophagus. Esophagus or gullet is a hollow muscular tube about 2 cms in diameter that acts as the 'swallowing pipe' leading to the stomach. Muscles of the esophagus contract in a co-ordinated fashion in one direction to push the food down through a valve like muscle called the lower esophageal sphincter. Reflu ... Read More