20 upper gastrointestinal symptoms
| Anorexia | Heartburn/indigestion |
| Acid reflux/bile reflux/water brash | Jaundice |
| Burping/belching | Nausea |
| Dysphagia with solids or liquids | Odynophagia |
| Dry painful mouth/teeth | Pain (back) |
| Early satiety | Pain (chest) |
| Flatulence (oral) | Pain (epigastric) |
| Gastric stasis | Regurgitation of food |
| Halitosis | Vomiting |
| Hypersalivation | Weight loss |