| A | B |
| ulceration | break in skin or mucous membrane with loss of surface tissue, disintegration and necrosis of epithelial tissue, and often pus |
| aspiration | the taking of foreign matter into the lungs with the respiratory current |
| ischemia | deficient supply of blood to a body part that is due to obstruction of the inflow of arterial blood |
| diverticula | an abnormal pouch or sac opening from a hollow organ |
| diverticulitis | inflammation or infection of a diverticulum of the colon that is marked by abdominal pain or tenderness often accompanied by fever, chills, and cramping |
| colostomy | surgical formation of an artificial anus by connecting the colon to an opening in the abdominal wall |
| ileostomy | surgical formation of an artificial anus by connecting the ileum to an opening in the abdominal wall |
| tenesmus | a distressing but ineffectual urge to evacuate the rectum or urinary bladder |
| steatorrhea | an excess of fat in the stools |
| diarrhea | abnormally frequent intestinal evacuations with more or less fluid stools |
| fistula | n abnormal passage that leads from an abscess or hollow organ or part to the body surface or from one hollow organ or part to another |
| defecation | discharge of feces |
| -rrhea | flow : discharge |
| intussusception | the slipping of a length of intestine into an adjacent portion usually producing obstruction |
| steat/o | fat |