Familial adenomtous polyposis

Also known as

  • FAP

Mulitple polyps develop in the colon by late teens. Left untreated, the polyps will lead to bowel cancer. Other symptoms can include benign cysts, bone abnormalities and increased risk of other cancers.

Condition details

Multiple bowel polyps and bowel cancer.

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Photos of affected individuals

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  • No baby imageBaby
  • No toddler imageToddler
  • No child 4-10 imageChild 4-10
  • No child 10-18 imageChild 10-18
  • No adult imageAdult

Typical age range of first manifestation

  • Does not manifest in Baby
  • Does not manifest in Toddler
  • Does not manifest in Child 4-10
  • Can manifest in Child 10-18
  • Does not manifest in Adult


Affected genes identified to date

  • APC

Inheritance patterns

Is Autosomal dominant

Are carriers affected?

How many are affected?

1 in 7000 to 22,000.

Support groups and organisations

The FAP Gene Support Group
Polyposis (Polypeople)
Facebook https://www.facebook.com/groups/83285298814

Known experts

No experts found

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