Join NATF in the fight against blood clots. Donate today. Make a donation

Event Description

After experiencing a blood clot, it’s normal to have a lot of questions. Many people are left feeling confused about why this happened to them and anxious about it happening again. NATF is here to be your support system. We are proud to offer a Boston-based in-person support group.

Illness-focused support groups can be very beneficial to patients. NATF’s Blood Clot support groups allow patients to:

  • Find accurate information about blood clots
  • Learn about current research from an expert
  • Share with others first-hand experiences
  • Help one another cope with the physical and psychological challenges of a clot

To register, email

Event Location


Join us virtually on Zoom! To register, email


Umberto Campia, MD, MS
Vascular Medicine Specialist, Brigham and Women's Hospital

Dr. Campia is a cardiologist and vascular medicine specialist at Brigham and Women’s Hospital and member of the faculty at Harvard Medical School in Boston, MA. Previously, he was section director of vascular medicine at the MedStar Heart and Vascular Institute and Asst. Prof. of medicine at Georgetown University Medical School, both in Washington DC. Dr. Campia completed his training in cardiology and vascular medicine at Northwestern University Feinberg School of Medicine in Chicago, IL. He is board certified in internal medicine, cardiology, vascular medicine, adult echocardiography, and vascular ultrasound interpretation. His clinical activities include inpatient cardiology and vascular medicine ward, outpatient general cardiology and vascular medicine clinic, as well as reading in the vascular lab. His main research interest is the study of the mechanisms of vascular damage in patients with obesity, high blood pressure, and diabetes.

Samuel Z. Goldhaber, MD
Section Head of Vascular Medicine, Brigham and Women's Hospital Professor of Medicine, Harvard Medical School

Dr. Goldhaber, Professor of Medicine at Harvard Medical School, is section head of Vascular Medicine and Director of the Thrombosis Research Group at Brigham and Women’s Hospital. He serves as Principal Investigator for a broad range of randomized clinical trials and observational studies related to the prevention, treatment, and epidemiology of pulmonary embolism, deep vein thrombosis, stroke prevention in atrial fibrillation, and prevention of recurrent myocardial infarction. Dr. Goldhaber is President and a Founding Director of the North American Thrombosis Forum. For his work on prevention of venous thromboembolism, Dr. Goldhaber has received the Certificate of Appreciation from the Surgeon General of the United States.

Gregory Piazza, MD, MS
Associate Professor of Medicine, Harvard Medical School; Staff physician, Cardiovascular Medicine Division, Brigham and Women’s Hospital

Dr. Piazza is Associate Professor of Medicine, Harvard Medical School and faculty in the Cardiovascular Division at Dr. Piazza is an Associate Professor of Medicine at Harvard Medical School and faculty in the Cardiovascular Division at Brigham and Women’s Hospital. He received his medical degree from the University of Massachusetts Medical School in Worcester, Massachusetts and completed his internal medicine residency, chief medical residency, general cardiology fellowship, and advanced cardiovascular imaging fellowship at the Beth Israel Deaconess Medical Center in Boston. He also completed a National Heart Lung and Blood Institute-sponsored advanced fellowship in vascular medicine at Brigham and Women’s Hospital. Dr. Piazza’s research interests include the epidemiology, pathophysiology, diagnosis, treatment, and prevention of venous thromboembolism, thrombophilia-associated infertility, computerized decision support to improve cardiovascular outcomes, and stroke prevention in atrial fibrillation.

Ruth B. Morrison, RN, BSN
Nurse, Clinical Research Coordinator Brigham and Women's Thrombosis Research Group

Ruth Morrison, RN, BSN, is a 1976 graduate of Southeastern Massachusetts University where she received her Bachelor of Science in Nursing.  She has been employed by the Brigham & Women’s Hospital since graduation and for the past 32 years has been a Clinical Research Coordinator with the Thrombosis Research Group.

The Thrombosis Research Group addresses medical, nursing and psychological aspects of the care of patients diagnosed with pulmonary embolism, deep vein thrombosis, and other cardiovascular diseases such as atrial fibrillation.  Ms. Morrison is the co-founder of the Pulmonary Embolism Support Group of the Brigham and Women’s Hospital founded by Dr. Samuel Z. Goldhaber in 1993. Research has suggested that support groups have a beneficial impact on quality of life and improves the psychosocial functioning of patients.

She has been involved with numerous clinical trials that focus on the prevention, diagnosis, and treatment of venous thromboembolism. In the late 1980’s she participated in clinical trials leading to the FDA approval of thrombolytic therapy for the treatment of pulmonary embolism.  She participated in other clinical trials leading to the outpatient treatment of deep vein thrombosis with low-molecular weight heparin, as well as the National Institutes of Health sponsored PREVENT Trial, and DVT FREE, the largest prospective registry of DVT. She has participated in many clinical trials that have led to the FDA approval of the novel oral anticoagulants.

Ms. Morrison is a long-standing member of the Patient Advocacy Committee of the North American Thrombosis Forum.


Join NATF in the fight against blood clots. Donate today.

Make a donation

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