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FIP1L1-PDGFR Gene Rearrangement Test

FIP1L1-PDGFR Gene Rearrangement Test

The FIP1L1-PDGFR Gene Rearrangement Test is a specialized genetic test that helps in diagnosing and managing a group of rare blood disorders known as hypereosinophilic syndromes (HES). HES encompasses conditions characterized by an abnormally high number of eosinophils, a type of white blood cell, in the blood or tissues. The FIP1L1-PDGFR gene rearrangement is a specific chromosomal abnormality found in a subset of patients with HES. This abnormality involves the fusion of the FIP1L1 gene and the PDGFR-alpha gene, resulting in a mutated gene that leads to uncontrolled cell growth.

HES can cause a range of symptoms and complications as eosinophils can affect various organs, including the heart, lungs, and skin. The detection of the FIP1L1-PDGFR gene rearrangement has significant implications for the management and treatment of HES, as patients with this mutation respond well to specific targeted therapies, such as imatinib.


  • Test NameFIP1L1-PDGFR Gene Rearrangement Test
  • Sample TypeBlood or Bone Marrow
  • Preparations RequiredNo special preparation is needed for this test.
  • Report Time10 days

What is the FIP1L1-PDGFR Gene Rearrangement Test?

The FIP1L1-PDGFR Gene Rearrangement Test is a laboratory test used to detect the presence of a specific genetic mutation where parts of the FIP1L1 and PDGFR-alpha genes are fused. This mutation is associated with certain types of hypereosinophilic syndromes (HES).

Why is the FIP1L1-PDGFR Gene Rearrangement Test important?

This test is important because identifying the FIP1L1-PDGFR gene rearrangement can help in diagnosing certain forms of HES. Additionally, it helps in determining the appropriate treatment, as patients with this gene rearrangement respond well to targeted therapies like imatinib.

Home Sample Collection Process

1
Book your convenient slot
Book your convenient slot
2
Sample Collection by Phlebotomist
Sample Collection by Phlebotomist
3
Reporting of the sample at lab
Reporting of the sample at lab
4
Download Reports
Download Reports
Frequently Asked Questions

The sample is usually collected from blood or bone marrow. A healthcare professional will draw blood from a vein, usually in your arm. In some cases, a bone marrow sample might be taken from the hip bone.

A positive result indicates the presence of the FIP1L1-PDGFR gene rearrangement, which is associated with certain types of HES. This information is vital for determining the best treatment plan.

The risks associated with blood draw are minimal, including slight pain, bruising, or infection at the needle site. Bone marrow aspiration carries more risks, including infection and bleeding.

Symptoms of HES vary widely and can include fatigue, cough, skin rashes, chest pain, shortness of breath, and swelling and inflammation of various organs.

There are no known modifiable risk factors for HES as it is often related to genetic mutations. Environmental factors contributing to HES are not well understood.

There is no cure for HES, but treatments, especially targeted therapies for those with the FIP1L1-PDGFR gene rearrangement, can effectively manage the symptoms and complications.

If you have been diagnosed with HES, you should consult a hematologist, who is specialized in blood disorders.

Patients with the FIP1L1-PDGFR gene rearrangement respond well to targeted therapy with drugs like imatinib, which inhibit the action of the abnormal protein produced by the gene fusion.

This test is not routinely recommended for the general population. It is specifically used in individuals suspected of having HES based on clinical symptoms and findings.

The prognosis for individuals with this gene rearrangement is generally good if they receive appropriate treatment. Targeted therapy can control symptoms and prevent complications.

The FIP1L1-PDGFR gene rearrangement is rare and is only found in a subset of patients with hypereosinophilic syndromes.

While HES can have a genetic component, the risk to family members is not well-established. However, family members of an affected individual may be advised to undergo genetic counseling.

In theory, it is possible to detect the gene rearrangement before symptoms appear through genetic testing, but it is usually diagnosed when evaluating the cause of symptoms suggestive of HES.

The FIP1L1-PDGFR Gene Rearrangement Test is an invaluable diagnostic tool in the management of hypereosinophilic syndromes. The identification of this gene rearrangement guides treatment decisions and can significantly impact the course of the disease. If you or a family member are experiencing symptoms or have been diagnosed with HES, consulting your doctor about the potential benefits of this test is crucial. Through informed medical care, individuals with HES can lead a productive life while managing the condition effectively.

FIP1L1-PDGFR Gene Rearrangement
₹ 7500
Schedule Test in Your Available Time
Locations Near You in Hyderabad
  • 4KM from Madhapur
  • 3KM from Banjara Hills
  • 1.9KM from Yusufguda
  • 3KM from Madhura Nagar
  • 5KM from Shaikpet