Nina Murphy-Cook with her mother, Jennifer Cook. Both have been diagnosed with hereditary hemorrhagic telangiectasia, which causes malformed blood vessels that can affect the skin and other organs. Richard Nourse

Our Patients

Patients turn to Stanford’s center of excellence for treatment of hereditary hemorrhagic telangiectasia



Stanford Health Care (SHC) (formerly Stanford Hospital & Clinics)

Our care team draws from breadth of medical and surgical specialties to offer you highly individualized, comprehensive care and support.

Visit Hereditary Hemorrhagic Telangiectasia Center of Excellence

HHT is a little-known disorder causing malformed blood vessels and bleeding

Edda Spiekerkoetter directs the Stanford Health Care HHT Center of Excellence.
Tracie White

On average, it takes 27 years from the first symptom before a diagnosis

-Marianne Clancy

My strokes were small this time and didn’t cause any permanent damage except some mild memory loss

-Nina Murphy-Cook