Christmas Disease (Haemophilia)
Hemophilia is a rare disorder in which your blood doesn't clot normally because it lacks sufficient blood-clotting proteins (clotting factors). If you have hemophilia, you may bleed for a longer time after an injury than you would if your blood clotted normally. ... Hemophilia is An inherited (genetic) disorder.
- Sudden pain, swelling and warmth in large joints, such as knees, elbows, hips and shoulders, and in your arm and leg muscles,
- Bleeding from an injury, especially if you have a severe form of hemophilia.
- Painful, prolonged headache, repeated vomiting, extreme fatigue.
Hemophilia is an inherited genetic condition, meaning it is passed down through families. It’s caused by a defect in the gene that determines how the body makes factors viii, ix, or xi. These genes are located on the x chromosome, making hemophilia an x-linked recessive disease.