09-30-2010, 07:48 PM
Which one of the following disorders has a 100% lifetime cancer risk if untreated (100% penetrance)?
A. FAP (familial adenomatous polyposis)
B. HNPCC (hereditary non-polyposis colorectal cancer)
C. hereditary breast and ovarian cancer (BRCA1 and BRCA2)
D. hereditary melanoma
A. FAP (familial adenomatous polyposis)
B. HNPCC (hereditary non-polyposis colorectal cancer)
C. hereditary breast and ovarian cancer (BRCA1 and BRCA2)
D. hereditary melanoma