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Hemophilia A

Hemophilia A

Hemophilia A is a genetic disorder characterized by the inability of the blood to clot normally, which can result in excessive bleeding following an injury or surgery, and in severe cases, spontaneous bleeding into joints and muscles. One of the most common genetic abnormalities that lead to the development of severe Hemophilia A is the Inversion 22 mutation. This mutation involves a rearrangement of genetic material within the F8 gene, which is responsible for producing a protein that plays a key role in blood clotting.


  • Test Name Hemophilia A: Screening for Inversion 22
  • Sample Type Blood
  • Preparations Required None
  • Report Time 4 weeks

Screening for Inversion 22 is important in the diagnosis and management of Hemophilia A. It helps to identify the mutation at an early stage so that appropriate management strategies can be put in place. This is especially crucial for families with a history of Hemophilia A as it aids in genetic counseling.

Home Sample Collection Process
1
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2
Sample Collection by Phlebotomist
Sample Collection by Phlebotomist
3
Reporting of the sample at lab
Reporting of the sample at lab
4
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Frequently Asked Questions

Hemophilia A is caused by a deficiency in clotting factor VIII. Inversion 22, a specific genetic mutation, is responsible for nearly half of severe Hemophilia A cases. Screening for this mutation is vital for diagnosis, management, and genetic counseling.

The test involves drawing a blood sample from the patient. The sample is then analyzed in a laboratory for the presence of Inversion 22 in the F8 gene.

No special preparation is required for the test. It’s recommended to maintain normal eating and hydration levels before giving the blood sample.

During the screening, a healthcare professional will draw a small sample of blood, usually from a vein in your arm.

Individuals with a family history of Hemophilia A, especially if there are known cases of severe Hemophilia A in the family, should consider screening. Additionally, individuals diagnosed with Hemophilia A, for whom the underlying mutation has not been identified, should be screened.

If Inversion 22 is detected, the treatment for Hemophilia A typically involves regular infusions of factor VIII to help blood clot normally. Treatment plans are usually tailored to the severity of the condition.

Currently, there is no cure for Hemophilia A, but treatments can help manage the symptoms effectively.

People with Hemophilia A are at a higher risk of excessive bleeding, which can be life-threatening. They are also more susceptible to joint damage due to internal bleeding.

Yes, Inversion 22 is a specific mutation that affects the F8 gene, which is responsible for Hemophilia A. This mutation is not associated with Hemophilia B or other types of Hemophilia.

Yes, genetic counseling is highly recommended for individuals and families where Inversion 22 has been detected. This can provide valuable information on the implications of the mutation and the risk of transmission to future generations.

If you are a carrier of the Inversion 22 mutation, there is a 50% chance that you could pass the mutation to your children. It is advisable to seek genetic counseling to fully understand the risks.

Regular medical check-ups, following the treatment plan prescribed by the doctor, avoiding certain medications like aspirin which can affect blood clotting, and practicing caution to prevent injuries are some of the steps that can help in preventing complications associated with Hemophilia A.

Having the Inversion 22 mutation means that you have a genetic abnormality that is commonly associated with severe Hemophilia A. However, the severity and manifestation of the symptoms can vary among individuals.

If you experience unusual bleeding or bruising, especially if you have a known mutation like Inversion 22 or a family history of Hemophilia A, it’s important to seek medical attention promptly. Your doctor can evaluate your symptoms and recommend appropriate management.

Hemophilia A is a serious condition, and early diagnosis through screening for mutations like Inversion 22 can be invaluable in managing the condition effectively. Through a simple blood test, individuals can gain insights into their genetic makeup and take informed decisions regarding treatment and family planning. Regular follow-ups and adherence to treatment protocols are essential to lead a normal and healthy life with Hemophilia A.

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