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8 Δεκ 2023 · Hemophilia B is a rare genetic disorder that affects blood clotting. It’s also known as Christmas disease after Stephen Christmas, the first person diagnosed in 1952. Learn how it’s inherited, diagnosed, and treated.
It is also known by the eponym Christmas disease, [1] named after Stephen Christmas, the first patient described with haemophilia B. In addition, the first report of its identification was published in the Christmas edition of the British Medical Journal .
22 Ιουλ 2022 · Hemophilia B, once known as Christmas disease, is an inherited bleeding disorder. It happens when a gene that helps blood clot mutates or changes. People with hemophilia B don’t have the usual amount of a blood protein that helps blood clot.
28 Νοε 2022 · Hemophilia B, also known as Christmas disease, is a genetic bleeding disorder caused by a deficiency of clotting factor IX. Learn how it was discovered, how it differs from hemophilia A, and how it has been treated over the years.
15 Οκτ 2024 · Hemophilia B, also known as factor IX deficiency or Christmas disease, is the second most common type of hemophilia. The disorder was first reported in the medical literature in 1952 in a patient with the name of Stephen Christmas.
8 Νοε 2020 · Hemophilia B, also known as Christmas disease, is the second most prevalent form of hemophilia. A defect in the F9 gene causes hemophilia B, leading to inadequate production of factor IX. The genetic defect can occur either through X-linked inheritance or a spontaneous de novo mutation.
Hemophilia B, also called factor IX (FIX) deficiency or Christmas disease, is a genetic disorder caused by missing or defective factor IX, a clotting protein. Although it is passed down from parents to children, about 1/3 of cases are caused by a spontaneous mutation, a change in a gene.
