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Tests and diagnosis

By Mayo Clinic staff

For people with a family history of hemophilia, it's possible to test the fetus during pregnancy to determine if it is affected by the disease. However, such testing poses some risk to the fetus. Discuss the benefits and risks of testing with your doctor.

Analysis of a blood sample from either a child or an adult can show a deficiency of a clotting factor. Sometimes mild hemophilia isn't diagnosed until after a person has undergone surgery and excessive bleeding results.

References
  1. Hoots KW, et al. Clinical manifestations and diagnosis of hemophilia. http://www.uptodate.com/home/index.html. Accessed June 25, 2011.
  2. Hemophilia. The Merck Manuals: The Merck Manual for Healthcare Professionals. http://www.merckmanuals.com/professional/sec11/ch136/ch136c.html#sec11-ch136-ch136d-524. Accessed June 25, 2011.
  3. Hemophilia. National Heart, Lung, and Blood Institute. http://www.nhlbi.nih.gov/health/dci/Diseases/hemophilia/hemophilia_all.html. Accessed June 25, 2011.
  4. Hemophilia facts. U.S. Centers for Disease Control and Prevention. http://www.cdc.gov/ncbddd/hemophilia/facts.html. Accessed June 25, 2011.
  5. Factor XI deficiency. National Hemophilia Foundation. http://www.hemophilia.org/NHFWeb/MainPgs/MainNHF.aspx?menuid=54&contentid=54. Accessed June 27, 2011.
  6. Rodriguez NI, et al. Advances in hemophilia: Experimental aspects and therapy. Hematology and Oncology Clinics of North America. 2010; 24:181.
  7. Care at comprehensive treatment centers can save lives. U.S. Centers for Disease Control and Prevention. http://www.cdc.gov/Features/ComprehensiveCare. Accessed June 25, 2011.
DS00218 Aug. 31, 2011

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