Dennis J. Ahnen MD, AGAF, FACG


What Is Lynch Syndrome and Why Is It Important?

April 28, 2015

Lynch syndrome (LS) is a hereditary syndrome that causes a marked increased risk of colorectal and other cancers. It is inherited in an autosomal dominant pattern, which means that it is due to a mutation in one copy of a gene (in LS, a DNA mismatch repair gene).