| Abbreviations | Meaning |
 | GBS | Gastric Bypass Surgery |
 | GMF | Gastric Magnetic Field; Glial Maturation Factor |
 | UGI | Upper Gastrointestinal [tract] |
 | NG | N-G, Nasogastric |
 | SID | Selective Intestinal Decontamination |
 | AGE | Acute Gastroenteritis |
 | GET | Gastric Emptying Time; General Endotracheal [anesthesia]; Graded Treadmill Exercise Test |
 | MNGIE | Myo-, Neuro-, Gastrointestinal Encephalopathy |
 | CSB | Congenital Short Bowel |
 | IFABP | Intestinal Fatty Acid Binding Protein |
 | BBS | Brown Bowel Syndrome |
 | GU | Gastric Ulcer |
 | BO | Bowels |
 | PAIN | Pyoderma Gangrenosum, Aphthous Stomatitis, Inflammatory Eye Disease, Erythema Nodosum [disorders Associated With Inflammatory Bowel Disease] |
 | GASTROC | Gastrocnemius [muscle] |