Important

It is possible that the main title of the report Lynch Syndromes is not the name you expected. Please check the synonyms listing to find the alternate name(s) and disorder subdivision(s) covered by this report.

Synonyms

• Hereditary Nonpolyposis Colorectal Cancer (Lynch Syndrome I and II)
• Hereditary Nonpolyposis Colorectal Carcinoma

Disorder Subdivisions

• Lynch Syndrome I
• Hereditary Site Specific Cancer
• Lynch Syndrome II
• Cancer Family Syndrome, Lynch Type

General Discussion

The Lynch Syndromes are rare hereditary disorders that usually cause cancer to develop either in the colorectal area or in other sites. Primary cancers may develop in the female genital tract, stomach, brain, breasts, or urological system. The cancers of the colorectal area associated with the Lynch Syndromes usually develop at a younger age than is normally found in other persons with colorectal cancer.