Factor XI Deficiency

Factor XI Deficiency [F11]: A condition that can cause uncontrolled bleeding after surgery or injury because of a decrease in production of protein, Factor XI, which contributes to proper clot formation. Expression of the disease (severity/frequency of bleeding) varies from person to person, even within families.

For detailed information about this disease visit : National Institutes of Health (NIH) >

Carrier Frequency by Ethnicity >