Hemophilia A Learning Center

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Hemophilia A is a hereditary bleeding disorder caused by a lack of the blood clotting factor VIII.

Basic Info

Symptoms
Bruising; Spontaneous bleeding; Bleeding into joints and associated pain and swelling; Gastrointestinal tract and urina...
Causes
Hemophilia A results from a deficiency (lack) of clotting factor VIII. The disorder is caused by an inherited X-linked ...
Tests
Many blood clotting tests are performed if the person tested is the first one in the family to have a bleeding disorder...
Treatments
Standard treatment involves replacing the missing clotting factor. The amount of factor VIII concentrates needed depend...
Drugs
  • antihemophilic factor-von Willebrand factor
  • coagulation factor VIIa
  • desmopressin
Alternative Therapies
For additional resources, see hemophilia support group.
Risk Factors
  • children of mother with defective factor VIII gene
  • Family history of Bleeding Disorders
  • female children o...
Complications
Chronic joint deformities, caused by recurrent bleeding into the joint, may be managed by an orthopedic specialist. The...
Prevention
Genetic counseling; Prenatal intrauterine diagnosis with termination of pregnancy as an option.
Doctor Specialties
If symptoms of a bleeding disorder develops; (Call for screening) if a family member has been diagnosed with hemophilia...

Basic Info

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