<unk>  is a disorder of the digestive system in which the esophagus does not develop properly. The esophagus is the tube that normally carries food from the mouth to the stomach.
Esophageal atresia
Tracheoesophageal fistula
Duodenal atresia
Situs inversus
Pyloric stenosis
Bronchial atresia
Esophageal web
Meatal stenosis