Congenital malformations, deformities, and chromosomal abnormalities (Q00-Q99).
- Cronkhite-Canada syndrome (CCS) – gastrointestinal polyposis syndrome (polyps in the gastrointestinal tract), which, in addition to the clustered occurrence of intestinal polyps, leads to changes in the skin and skin appendages such as alopecia (hair loss), hyperpigmentation, and nail formation disorders, among other symptoms; Symptoms do not appear until after the age of fifty; initial symptoms include watery diarrhea (diarrhea), loss of taste and appetite, abnormal weight loss, and hypoproteinemia (decreased levels of proteins in the blood); sporadic occurrence
- Hamartomatous polyposis syndromes such as familial juvenile polyposis (FJP) or Peutz-Jeghers syndrome.
- Familial adenomatous polyposis (FAP) – FAP is characterized by the presence of innumerable polyps in the colon. These degenerate in FAP to 100%, usually already at the age of 35 to 45 years. 1 in 10,000 people is affected by this disease.
Mouth, esophagus (esophagus), stomach and intestine (K00-K67; K90-K93).
- Ulcerative colitis – inflammatory bowel disease (IBD).
- Diverticulitis – inflammation of diverticula.
- Diverticulosis – disease of the colon in which inflammation forms in protrusions of the mucosa (diverticula).
- Hemorrhoids
- Crohn’s disease – chronic inflammatory bowel disease (IBD); usually progresses in episodes and can affect the entire digestive tract; characterized by segmental involvement of the intestinal mucosa (intestinal mucosa), which means that several sections of the intestine may be affected, separated by healthy sections.
- Irritable bowel syndrome (colon irritable).
Neoplasms – tumor diseases (C00-D48)
- Colon carcinoma (colorectal cancer)
