Diseases
hemophilia a
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Overview
Hemophilia A is a hereditary bleeding disorder caused by a lack of blood clotting factor VIII. Without enough factor VIII, the blood cannot clot properly to control bleeding.
Symptoms
- bruising: they bruise very easily.
- unusual bleeding
- spontaneous bleeding
Causes
- genetics
Risk factors
- family history.
Diagnosis
- complete blood count
- prothrombin time (pt) test
- fibrinogen test
- clotting factor test
Medicines used
Frequently asked questions
What is hemophilia a?
Hemophilia A is a hereditary bleeding disorder caused by a lack of blood clotting factor VIII. Without enough factor VIII, the blood cannot clot properly to control bleeding.
What are the symptoms of hemophilia a?
bruising: they bruise very easily., unusual bleeding, spontaneous bleeding
What causes hemophilia a?
genetics
Which medicines are used for hemophilia a?
Factor VIIa recombinant, desmopressin, factor viii
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