| A | B |
| achalasia | Failure of the smooth muscle to relax at some junction in the digestive tube, such as between the esophagus and stomach. |
| achlorhydria | Lack of hydrochloric acid in gastic secretions. |
| aphagia | Inability to swallow |
| cachexia | State of chronic malnutrition and physical wasting |
| cholecystitis | Inflammation of the gallbladder. |
| cholelithiasis | Stones in the gallbladder. |
| cholestasis | Blockage in bile flow from the gallbladder. |
| cirrhosis | Condition in which liver cells degenerate and the surrounding connective tissues thicken |
| diverticulitis | Inflammation of small pouches (diverticula) that form in the lining and wall of the colon. |
| dumping syndrome | Symptoms, including diarrhea, that often occur following a gastrectomy. |
| dysentery | Intestinal infection by viruses, bacteria, or protozoans that causes diarrhea and cramps. |
| dyspepsia | Indigestion; difficulty in digesting a meal. |
| dysphagia | Difficulty in swallowing. |
| enteritis | Inflammation of the intestine. |
| esophagitis | Inflammation of the esophagus. |
| gastrectomy | Partial or complete removal of the stomach. |
| gastrostomy | Creation of an opening in the stomach wall through which food and liquids can be administered when swallowing is not possible |
| glossitis | Inflammation of the tongue. |
| hyperalimentation | Long-term intravenous nutrition. |
| ileitis | Inflammation of the ileum |
| pharyngitis | Inflammation of the pharynx. |
| polyphagia | Congenital obstruction at the pyloric sphincter due to an enlarged pyloric muscle. |
| pylorospasm | Spasm of the pyloric portion of the stomach or of the pyloric sphincter. |
| pyloric stenosis | Overeating. |
| pyorrhea | Inflammation of the dental periosteum with pus formation |
| stomatisis | Inflammation of the lining of the mouth. |