Hemophilia B: Symptoms, Signs, and Causes

Symptoms of Hemophilia B. The symptoms of Hemophilia B can vary depending on the severity of the deficiency in factor IX. Individuals with severe Hemophilia B may experience spontaneous bleeding episodes, often without any obvious cause. These episodes can occur in various parts of the body, including muscles, joints, and internal organs. In contrast, those with mild Hemophilia B may only bleed excessively after surgery, dental procedures, or significant injuries. Common symptoms include excessive bruising, prolonged bleeding from cuts, and frequent nosebleeds.