The Danish Polyposis Register. Description of the methods of detection and evaluation of completeness.


A manual Danish register of patients with familial polyposis coli and their family members was established in 1971. The methods of collection of propositi, preparation of pedigrees, collection of call-up cases, and the organization of the register are described. A country-wide prophylactic proctosigmoidoscopic examination of first-degree relatives, aged 10… (More)