| Abbreviations | Meaning |
 | UGIH | Upper Gastrointestinal Hemorrhage |
 | MVA | Marginal Vascular Arcade (about Intestines) |
 | INN | International Nonproprietary Names; Intestinal Noise |
 | GO | Gastro-(o)esophageal |
 | FIFR | Fasting Intestinal Flow Rate |
 | FGS | Fibrogastroscopy; Focal Glomerular Sclerosis; Formal Genesis Syndrome |
 | SBR | Small Bowel Resection; Small Box Respirator; Spleen-to-body [weight] Ratio; Strict Bed Rest; Styrene-butadiene Rubber |
 | GCA | Gastric Cancer Area; Giant Cell Arteritis |
 | EGF-URO | Epidermal Growth Factor, Urogastrone |
 | GEJ | Gastroesophageal Junction |
 | I-IEL | Intestinal Intraepithelial Lymphocyte |
 | CIIP | Chronic Idiopathic Intestinal Pseudoobstruction |
 | MMIH | Megacystis-microcolon-intestinal Hypoperistalsis [syndrome] |
 | PEG | Patient Evaluation Grid; Percutaneous Endoscopic Gastrostomy; Pneumoencephalogram, Pneumoencephalography; Polyethylene Glycol |
 | TG | Transmissible Gastroenteritis |