| Abbreviations | Meaning |
 | LGI | Large Glucagon Immunoreactivity; Low Gastrointestinal; Lower Gastrointestinal |
 | SBS | Short Bowel Syndrome |
 | TSIA | Total Small Intestine Allotransplantation; Triple Sugar Iron Agar |
 | IBDQ | Inflammatory Bowel Disease Questionnaire |
 | NHGJ | Normal Human Gastric Juice |
 | GE | Gastroesophageal |
 | GM | Gastric Mucosa |
 | GF | Gastric Fluid |
 | GMF | Gastric Magnetic Field; Glial Maturation Factor |
 | GU | Gastric Ulcer |
 | SBO | Small Bowel Obstruction; Spina Bifida Occulta |
 | EGF-URO | Epidermal Growth Factor, Urogastrone |
 | IPSID | Immunoproliferative Small Intestinal Disease |
 | EGE | Eosinophilic Gastroenteritis |
 | SBFT | Small Bowel Follow-through |