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Filaria Antibody IgM

Filaria Antibody IgM

Also referred as
Filaria Antibody Test
For men & women
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The Filaria Antibody IgM is a blood test that detects immunoglobulin M (IgM) antibodies against filarial organisms responsible for lymphatic filariasis. The test helps in the diagnosis of current filarial infection as IgM antibodies are produced early in response to initial exposure to filarial parasites, providing crucial insights for timely diagnosis and treatment.

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Understanding Filaria Antibody IgM

Filarial infections are caused by parasitic worms, most commonly Wuchereria bancrofti, Brugia malayi, and Brugia timori, and are transmitted to humans through the bite of infected mosquitoes. These parasites can lead to various debilitating diseases, including lymphatic filariasis, which often manifests as swelling in the limbs, genitals, or breasts, commonly known as elephantiasis.

When the human body gets infected with filarial parasites, it produces different types of antibodies. Immunoglobulin M (IgM) is one of the first antibodies to be produced in response to an infection. Because IgM is present during the early stages of an infection, the presence of IgM antibodies in the blood suggests a recent or active exposure to filarial parasites. Hence, the test for IgM becomes extremely helpful for diagnosing active infections. 

The Filaria Antibody IgM test is recommended for individuals presenting symptoms suggestive of filaria infection, such as limb or scrotal swelling, fever, or recurrent lymphatic issues. The test is useful for individuals living in or traveling to areas where filaria infections are endemic, where they might be at an increased risk for the disease. This test also helps distinguish active or recent infections from previous exposure (past filarial infections), enabling doctors to facilitate early and appropriate treatment.

No special preparation is needed for the Filaria Antibody IgM test. However, it is important to inform the doctor about any medications or supplements being taken. Describe any medical conditions before the test, as these factors may potentially influence the test results.

Lab test results may vary across different laboratories. Abnormal test results require an expert interpretation. Therefore, never try to self-medicate at home based solely on these results. Always consult a doctor for a proper understanding of the test results. The insights provided by the test can help doctors develop an appropriate management plan, especially for those living in endemic regions or who may be at higher risk of infection.

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What does Filaria Antibody IgM measure?

The Filaria Antibody IgM test detects the presence of immunoglobulin M (IgM) antibodies in the blood. IgM antibodies are the first line of defense the body produces in response to a new infection. The presence of filaria IgM antibodies indicates a new or ongoing infection with the filarial parasites. This test, therefore, plays a crucial role in diagnosing filariasis in its early stages, making IgM antibodies serve as a marker of current infection. This makes the IgM test significant for the timely diagnosis and management of ongoing filarial infections.

FAQs related to Filaria Antibody IgM

The Filaria Antibody IgM test detects IgM antibodies against filarial parasites in the blood. It is used for the diagnosis of recent or active filarial infections caused by filarial worms like Wuchereria bancrofti, Brugia malayi, or Brugia timori.
This is a test done to find out whether you have an active or recent infection of filaria, particularly when there are symptoms including limb swelling, swollen scrotum, swollen breast, fever, and sometimes, internal inflammation of lymph nodes. It is also advisable for those who reside in or have traveled to endemic areas.
No fasting is required for this test. You can schedule it at your convenience without avoiding food or water beforehand.
No, the Filaria Antibody IgM test is generally safe with minimal risks. However, you may feel slight discomfort during blood sample collection, but chances of serious complications are extremely rare.
A positive result for IgM antibodies means that recently or presently there is a filarial infection. It indicates that your body has been exposed to the filarial parasite recently, and the immune system is responding to it, suggesting an ongoing infection that may require treatment.
A negative result for IgM antibodies typically indicates that you do not have a current or recent filarial infection. However, it does not rule out the possibility of a past infection or exposure, which would be indicated by IgG antibodies.
Filariasis is transmitted through mosquitoes that carry the larvae of the filarial worms. When an infected mosquito bites a human, the larvae are transmitted into the blood. These larvae mature into adult worms that affect the lymphatic system.
Filariasis may not reveal notable manifestations during its early phase. However, with time, it may cause chronic swelling of limbs, the scrotum, or even the breasts (elephantiasis), fever, pain, and inflammation of lymph nodes.
Prevention of filariasis involves controlling mosquito populations and avoiding mosquito bites. This can be done by using mosquito repellent; sleeping under bed nets, particularly in endemic areas; and implementing mosquito control programs, such as spraying insecticides and draining standing water where mosquitoes breed.
No, filariasis is not contagious from person to person. It is only transmitted through mosquito bites, meaning you cannot catch it by coming into contact with an infected person.
There is no vaccine available as yet to prevent filariasis. The primary preventative measures would be controlling the mosquitoes and personal protection against mosquito bites.
Tata 1mg ensures accurate lab test results through certified laboratories that use advanced technology and adhere to stringent quality control measures. This commitment to high standards guarantees reliable results.
Content created by
Written by:
Dr. Lipika Khurana
BDS, PGDHHM
Reviewed by:
Dr. Swati Gupta (Anand)
MBBS, MD Lab Medicine
Want to know moreRead our editorial policy
Last Updated22nd Nov 2025

Filaria Antibody IgM test price for other cities

Price inMumbaiRs. 809
Price inKolkataRs. 809
Price inAligarhRs. 769
Price inAsansolRs. 769
Price inBangaloreRs. 899

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Contains 1 test
Filaria Antibody IgM