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About Hemophilia Hemophilia Facts:
The ABCs Of Hemophilia

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Understanding the facts about hemophilia and how the types of hemophilia differ from each other can make you more knowledgeable and better equipped to live a full and active life.

Understand the facts of Hemophilia

Hemophilia A is by far the most common type of hemophilia. Hemophilia C is very rare. The table below provides a quick overview of three types of hemophilia. See also Rare Bleeding Disorders.

The ABCs Of Hemophilia

TypeHemophilia A1Hemophilia B2Hemophilia C3
Other Names
  • Classic hemophilia
  • Standard hemophilia
  • factor VIII deficiency
  • Christmas disease (named after Stephen Christmas, a young British boy who was the first person diagnosed with the disorder)
  • factor IX deficiency
  • factor XI deficiency
Frequency
  • About 1 in 5,000 U.S. male births
  • About 80 percent of people with hemophilia
  • About 1 in 25,000 U.S. male births
  • Up to 20 percent of people with hemophilia
  • About 1 in 100,000 U.S. births
Gender Affected Males almost exclusively Males almost exclusively Males and females equally
Missing Factor Protein factor VIII factor IX factor XI

Note: ThereForYou.com does not recommend a particular treatment for specific individuals and recommends that you consult your treatment center or physician before pursuing any course of treatment.

References

  1. National Hemophilia Foundation. Hemophilia A. http://www.hemophilia.org/NHFWeb/MainPgs/MainNHF.aspx?menuid=180&contentid=45&rptname=bleeding. Accessed June 8, 2011.
  2. National Hemophilia Foundation. Hemophilia B. http://www.hemophilia.org/NHFWeb/MainPgs/MainNHF.aspx?menuid=181&contentid=46&rptname=bleeding. Accessed June 8, 2011.
  3. National Hemophilia Foundation. Factor XI Deficiency. http://www.hemophilia.org/NHFWeb/MainPgs/MainNHF.aspx?menuid=189&contentid=54&rptname=bleeding. Accessed June 8, 2011.