[edit on Wikidata] Leukodystrophy is one of a group of disorders characterized by degeneration of the white matter in the brain. The word leukodystrophy comes from the Greek roots leuko, white, dys, lack of, and troph, growth.
The bottom part of the stomach is called the pyloric area. At the bottom of the stomach is another opening. This leads to the small intestine. One of the most important parts of the stomach (and generally of the digestive system) is the bacterial fauna that populates it.
The cardia is where the contents of the esophagus empty into the stomach. The cardia is defined as the region following the z-line of the gastroesophageal junction, the point at which the epithelium changes from stratified squamous to columnar. Near the cardia is the lower esophageal sphincter.