A surgically created opening in the abdomen where a piece of the colon is brought outside the abdominal wall to create a stoma through which digested food passes into an external pouching system. Temporary colostomy may be required to give a portion of the bowel a chance to rest and heal, while permanent colostomy may be required when a disease affects the end part of the colon or rectum. Reasons for surgery include cancer, diverticulitis, imperforate anus, Hirschsprung’s disease, trauma, among others