Location and harm of three esophageal strictures

The third stricture of the esophagus is located in the lower esophagus, below the level of the

sternum angle, which is a common site of esophageal foreign body incarceration. If it is not removed in time, it may cause esophagitis, esophageal perforation and other complications.

3

. The

of the esophagus is

below the level of the diaphragm. It is one of the good sites of esophageal cancer, and it is also prone to esophageal diverticulum, esophagitis, esophageal stricture and other problems.