Cowden Syndrome
The risk for breast cancer, gastrointestinal cancers, and thyroid cancer is increased with Cowden syndrome, a rare autosomal dominant disorder that is also associated with a number of specific noncancerous features.
Featured Treatments
Breast and Ovarian Cancer Genetics Program
We help identify and provide comprehensive, coordinated medical care for families that have a hereditary breast and/or ovarian cancer syndrome.
Endocrine Tumor Genetics Program
We help identify and provide comprehensive, coordinated medical care for families that have a hereditary risk for endocrine tumors.
News & Publications
Mass General News
Read the latest news from Massachusetts General Hospital.
Advances in Motion
Our publication keeps health care professionals up to date on the latest research and clinical advances from Mass General.
Research Institute Blog
News and notes from the largest hospital-based research program in the United States
Charged
A podcast devoted to uncovering the stories of Mass General's relentless pursuit to break boundaries and provide exceptional care
Patient Gateway
The Patient Gateway provides secure online access to your health information whenever you need it. Check upcoming appointments, communicate with your doctor’s office, review medications and pay medical bills—all seamlessly online 24/7.