Hemophilia B

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Hemophilia B

Synonyms: Christmas disease | Congenital F9 deficiency | Congenital factor IX deficiency

A rare hematological disorder characterized by spontaneous or prolonged hemorrhages due to factor IX deficiency.

Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview.

Reference: Access aggregated data from Orphanet at Orphadata.

Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http://www.orphadata.org. Data version April 2024

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Hemophilia B?

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Advocacy Organizations

Hemophilia Foundation of Northern California

The Hemophilia Foundation of Northern California (HFNC) serves the needs of people impacted by bleeding disorders through enhancing quality of life by providing support, education, outreach, advocacy and research through our affiliated national foundations.

Clinical Trials

For a list of clinical trials in this disease area, please click here.