Also known as: Christmas disease, factor IX deficiency, FIX deficiency, clotting factor deficiency.
What is hemophilia B?
Hemophilia is a disease in which the blood is missing a component that makes it clot properly. The result is that the individual with hemophilia can bleed easily, bleed excessively or not stop bleeding once they start, among other problems. In the case of hemophilia B, the blood is deficient in factor IX.
What causes hemophilia B?
Most people inherit hemophilia from one of their mother’s. In some children, though, the disease is not inherited and develops through a genetic mutation.
What are the symptoms of hemophilia B?
The primary symptoms of hemophilia include easy bruising and bleeding, excessive bleeding or the inability to stop bleeding after an injury.
What are hemophilia B care options?
Comprehensive care at a Hemophilia treatment center is the standard of care for individuals with Hemophilia B. A hematologist will likely prescribe factor replacement products depending on the individual’s severity. Patients with Hemophilia B can enjoy an active lifestyle with the guidance of a hematologist.
Reviewed by: Guillermo R De Angulo, MD
This page was last updated on: September 09, 2020 11:27 AM
Learn more about
Rare Bleeding Disorders
Rare bleeding disorders refer to many uncommon types of medical conditions such as hemophilia and others that impact the body’s ability to stop bleeding, or clot blood properly.
Factor Levels and Inhibitor Panels
Factor levels are common blood tests done to determine which protein is deficient and the severity of the deficiency.