U.S. flag

An official website of the United States government

GTR Home > Tests > Marfan Syndrome

Laboratory contact

Laboratory information


John Welsh Cardiovascular Diagnostic Laboratory
Baylor College of Medicine

Laboratory director(s)

  • Yuxin Fan, PhD, MD, FACMG, Lab Director

Laboratory contact

  • Houston, Texas 77030
  • United States

Laboratory services offered

  • Clinical Testing/Confirmation of Mutations Identified Previously

Laboratory credentials

CLIA certification

  • Number: 45D0703562, Expiration: 2025-02-08


  • CAP, Number: 2108401, Expiration: 2023-09-30

Suggested reading

Practice guidelines

IMPORTANT NOTE: NIH does not independently verify information submitted to the GTR; it relies on submitters to provide information that is accurate and not misleading. NIH makes no endorsements of tests or laboratories listed in the GTR. GTR is not a substitute for medical advice. Patients and consumers with specific questions about a genetic test should contact a health care provider or a genetics professional.