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Lab Test

Anti-Smooth Muscle Antibody (ASMA) Screen - IFA

Anti-Smooth Muscle Antibodies (ASMA) are autoantibodies, meaning they are produced by the immune system and target the body’s own cells. In the case of ASMA, they are directed against proteins found in smooth muscles. Smooth muscles are an integral part of various internal organs including the liver, stomach, and blood vessels. This particular test employs an Immunofluorescence Assay (IFA) method to screen for the presence of these antibodies in the blood.


The presence of ASMA is commonly associated with autoimmune hepatitis, a chronic disease wherein the body’s immune system attacks the liver, causing inflammation and potentially leading to liver failure. Moreover, ASMA can be associated with other autoimmune disorders. This screening test is important for early detection and treatment planning for patients with autoimmune hepatitis and potentially other autoimmune disorders.

  • Profile Name: Anti-Smooth Muscle Antibody (ASMA) Screen - IFA
  • Sample Type: Blood
  • Preparations Required: No special preparation is required for this test.
  • Report Time: 6 hours

What is the Anti-Smooth Muscle Antibody (ASMA) Screen?

The ASMA Screen is a blood test that uses the Immunofluorescence Assay (IFA) method to detect the presence of antibodies that target smooth muscle cells in the body. Elevated levels of ASMA are often associated with autoimmune hepatitis and other autoimmune disorders.

Why is the ASMA Screen important?

The ASMA Screen is crucial for the early detection and diagnosis of autoimmune hepatitis, a condition where the immune system attacks the liver. Early diagnosis can help in initiating timely treatment to control the disease and prevent complications such as cirrhosis or liver failure.

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

Individuals exhibiting symptoms suggestive of liver inflammation such as jaundice, fatigue, abdominal pain, or unexplained elevations in liver enzymes, as well as those with a family history of autoimmune disorders, should consider getting the ASMA Screen.

The ASMA Screen is performed using a blood sample. The blood is tested in a laboratory through Immunofluorescence Assay (IFA) which identifies and measures the anti-smooth muscle antibodies.

A positive result suggests the presence of anti-smooth muscle antibodies in the blood, which may indicate autoimmune hepatitis or another autoimmune disorder. Further testing and evaluation by a doctor are necessary to confirm the diagnosis.

There is no specific preparation required for the ASMA Screen.

Yes, some medications, especially those affecting the immune system, may alter the levels of ASMA. It’s important to inform your doctor about any medications you are currently taking.

ASMA Screen is used to detect the presence of anti-smooth muscle antibodies, whereas ASMA with reflex titers not only detects their presence but also measures their levels, which can be useful in assessing disease severity and activity.

The risks associated with the ASMA Screen are minimal and primarily related to the blood draw, such as slight pain, bleeding, or bruising at the injection site.

Normally, ASMA is either absent or present in very low levels in the blood. Different laboratories may have different reference ranges, and the results should be interpreted by a qualified doctor.

Other tests that might be performed in conjunction with the ASMA Screen include liver function tests, other autoantibody tests, and imaging studies of the liver.

Yes, ASMA levels can fluctuate due to various factors including the activity of the disease, medications, and other underlying health conditions.

If the ASMA Screen results are abnormal, it’s advisable to consult a gastroenterologist or hepatologist who specializes in liver diseases.

Lifestyle modifications, such as maintaining a healthy diet and avoiding alcohol, can positively affect liver health but may not have a direct impact on ASMA levels, which are immune-mediated.

ASMA Screen is primarily used in the diagnosis of autoimmune hepatitis but may also be elevated in other autoimmune disorders. Your doctor will interpret the results in the context of other tests and clinical information.

Regular monitoring and communication with your doctor can be essential in managing conditions associated with elevated ASMA levels. Early detection and a comprehensive approach to treatment can mitigate the progression of autoimmune diseases and enhance quality of life.

Anti Smooth Muscle Antibody (ASMA) - IFA with reflex titers
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