Infectious and parasitic diseases (A00-B99).
- Chagas disease (American trypanosomiasis) with megaesophagus (enlargement of the esophagus).
- Gastroenteritis (gastrointestinal inflammation).
Mouth, esophagus (esophagus), stomach, and intestines (K00-K67; K90-K93).
- Other esophageal motility disorders (disorder of esophageal motility).
- Gastroesophageal reflux disease (synonyms: GERD, gastroesophageal reflux disease; gastroesophageal reflux disease (GERD); gastroesophageal reflux disease (reflux disease); gastroesophageal reflux; reflux esophagitis; reflux disease; Reflux esophagitis; peptic esophagitis) – inflammatory disease of the esophagus (esophagitis) caused by the pathological reflux (reflux) of acid gastric juice and other gastric contents.
- Esophageal spasm (spasm of the esophageal muscles).
Neoplasms – tumor diseases (C00-D48).
- Cardiac carcinoma (gastric inlet carcinoma).
- Esophageal carcinoma (cancer of the esophagus)
