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Texas Medical Center

Phone: 832-824-5850
Fax: 832-825-5858


6621 Fannin Street
Suite WB1100
Houston, TX 77030

Jun Teruya, MD, DSc, FCAP

Chief, Division of Transfusion Medicine & Coagulation

Professor, Pathology & Immunology, Department of Pediatrics and Department of Medicine, Baylor College of Medicine


School Education Degree Year
Massachusetts General Hospital Fellowship Blood Banking/Transfusion Medi 1995
Massachusetts General Hospital Residency Pathology 1994
Teikyo University School of Medicine, Tokyo, Japan Postgraduate Education Doctor of Science 1988
Hokkaido University School of Medicine Medical School Doctor of Medicine 1979


Dr. Teruya has extensive experience and expertise in patients with bleeding and thrombosis, pheresis procedures, and blood component therapy. He was an adult hematologist in Japan, and trained in Clinical Pathology and Transfusion Medicine/Coagulation at Massachusetts General Hospital, Harvard Medical School in Boston. He joined Texas Children's Hospital and Baylor College of Medicine in 2001. He is very enthusiastic about teaching students, residents, fellows, and many others. He has won numerous teaching awards at Massachuesttes General Hospital, Texas Children's Hospital, and Baylor College of Medicine such as Best Clinical Teacher, Funniest Professor, and Excellent in Teaching by Non-Pediatric Faculty Member. He has been selected as Best Doctors in America since 2009. Working with fellows and residents at Texas Children's Hospital and Baylor College of Medicine is a large component to Dr. Teruya's research with some sponsored projects. Dr. Teruya is always looking for new projects and research topics that would benefit the Division of Transfusion Medicine & Coagulation.

Current research interests/projects:

  • Thrombotic profile of inflammatory bowel disease
  • Coagulation activation and acquired von Willebrand disease in ECMO
  • Whole blood coagulation technology ? PFA, TEG, ROTEM
  • Lupus anticoagulant
  • PIVKA-II as sensitive and specific marker for vitamin K deficiency
  • Affect of acute phase reactants, antithrombin, and platelet factor 4 on PTT and anti-Fxa assay

Board Certifications

Clinical Pathology
Transfusion Medicine/Blood Banking


Organization Name Role
American Association of Blood Banks Member
American Society of Hematology (ASH) Member
College of American Pathologists Fellow; Member of Coagulation Resource Committee
International Society on Thrombosis and Haemostasis Member
Texas Society of Pathologists Member

Selected Publications

Kostousov V, Nguyen K, Hundalani SG, Teruya J. The influence of free hemoglobin and bilirubin on heparin monitoring by activated partial thromboplastin time and anti-xa assay. Archives of Pathology and Laboratory Medicine 2014 Nov;138(11):1503-6.

Hussein E, Teruya JSerologic findings of RhD alleles in Egyptians and their clinical implications.Transfusion and Apheresis Science 2014 Oct;51(2):184-7.

Shamshirsaz AA, Salmanian B, Fox KA, Diaz-Arrastia CR, Lee W, Baker BW, Ballas J, Chen Q, Van Veen TR, Javadian P, Sangi-Haghpeykar H, Zacharias N, Welty S, Cassady CI, Moaddab A, Popek EJ, Hui SK, Teruya J, Bandi V, Coburn M, Cunningham T, Martin SR, Belfort MA. Maternal morbidity in patients with morbidly adherent placenta treated with and without a standardized multidisciplinary approach. American Journal of Obstetrics & Gynecology 2014 Aug 27. pii: S0002-9378(14)00855-2.

Moffett BS, Teruya J. Trends in parenteral direct thrombin inhibitor use in pediatric patients: analysis of a large administrative database. Archives of Pathology and Laboratory Medicine 2014 Sep;138(9):1229-32.

O'Leary MF, Eldin KW, Hartman SK, Hui SK, Teruya J. Integration of the transfusion medicine and coagulation services. Transfusion 2014 May;54(5):1440-1.

View All Publications on PubMed


English, Japanese

* Texas Children's Hospital physicians' licenses and credentials are reviewed prior to practicing at any of our facilities. Sections titled From the Doctor, Professional Organizations and Publications were provided by the physician's office and were not verified by Texas Children's Hospital.