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ASCA (Anti Saccharomyces Cerevisiae Antibody) IgA Test

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ASCA (Anti Saccharomyces Cerevisiae Antibody) IgA Test

Short Name: ASCA IgA Test

Also known as: Anti-Saccharomyces Cerevisiae Antibody IgA Test, ASCA IgA Antibody Test

ASCA (Anti Saccharomyces Cerevisiae Antibody) IgA Test test available at DNA Labs India for ₹1,638. Uses Enzyme Immunoassay on Serum samples. Results in Results are available the same day for samples submitted by 9 AM Thursday.. Free home collection in 300+ cities across India.

DiagnosticAdults🏠 Home Collection

✍️ Written By

🩺 Medically Reviewed By

Dr SHAILAJA RAGHUNATH MURDESHWAR

Dr SHAILAJA RAGHUNATH MURDESHWAR

Consultant Physician · Reg: 8052

Last reviewed: September 7, 2026

Overview

To detect anti-Saccharomyces cerevisiae antibodies of IgA type in the blood, which are associated with inflammatory bowel diseases such as Crohn's disease and ulcerative colitis.

Test Code
170
Price
₹1,638
Sample Type
Serum
Result Time
Results are available the same day for samples submitted by 9 AM Thursday.
Fasting Required
No
Method
Enzyme Immunoassay
Step 1

Sample Collection

No special preparation required. Inform your healthcare provider about any medications or supplements you are taking.

Method: Venipuncture

Step 2

Laboratory Analysis

A healthcare professional will clean the site and draw blood from a vein in your arm using a needle.

Step 3

Report Delivery

Apply pressure to the puncture site with a cotton ball or bandage. Minor bruising may occur.

Timeline: Results are available the same day for samples submitted by 9 AM Thursday.

Patient Instructions

1
Before the Test:No fasting or special preparation is needed. Wear comfortable clothing to allow easy access to your arm for the blood draw.
2
During the Test:The test involves a simple blood draw, typically taking a few minutes. You may feel a slight prick when the needle is inserted.
3
After the Test:You can resume normal activities immediately. Apply pressure to the site if there is minor bleeding.

About This Test

Who Should Get This Test

To detect anti-Saccharomyces cerevisiae antibodies of IgA type in the blood, which are associated with inflammatory bowel diseases such as Crohn's disease and ulcerative colitis.

How to Prepare

  • Collect 2 mL (minimum 1 mL) of blood in an SST (Serum Separator Tube).
  • Ship samples refrigerated or frozen to maintain stability during transport.

Doctor's Notes

Reviewed by — MBBS, MD (General Medicine) · Reg. No. 8052

"The ASCA IgA test is a valuable serological marker for inflammatory bowel disease, aiding in the diagnosis of Crohn's disease when combined with clinical findings and other tests."

Last medically reviewed: September 7, 2026

Test Parameters & Specifications

Sample TypeSerum
Sample Volume2 mL
ContainerSST (Serum Separator Tube)
Collection MethodVenipuncture

Sample Stability

Room Temperature: 8 hours
Refrigerator: 48 hours
Frozen: 4 weeks
Sample Rejection Criteria:
  • Insufficient sample volume
  • Hemolyzed or clotted sample
  • Incorrect container or labeling

Understanding Your Results

Results of the ASCA IgA test are reported as positive or negative based on antibody levels. Clinical correlation is essential for accurate diagnosis.
📊

Negative

No significant levels of ASCA IgA antibodies detected. Does not rule out inflammatory bowel disease entirely.

📊

Positive

Elevated ASCA IgA antibodies present, which may suggest inflammatory bowel disease, especially Crohn's disease. Further evaluation with a gastroenterologist is recommended.

⚠️ When to Consult a Doctor:

If you experience persistent abdominal pain, diarrhea, blood in stool, weight loss, or other symptoms of inflammatory bowel disease, consult a gastroenterologist for comprehensive evaluation.

Limitations

  • ⚠Not specific to Crohn's disease; can be positive in other autoimmune conditions
  • ⚠Results should be interpreted in conjunction with clinical symptoms and other diagnostic tests

Risks & Considerations

  • ●Minor pain or bruising at the puncture site
  • ●Rare risk of infection, dizziness, or hematoma

Interfering Factors

  • ●Hemolyzed samples
  • ●Lipemic samples
  • ●Recent blood transfusion or immunotherapy

Frequently Asked Questions

What is the ASCA IgA test?
The ASCA IgA test is a blood test that measures antibodies against Saccharomyces cerevisiae, used to help diagnose inflammatory bowel disease (IBD) like Crohn's disease.
What does the ASCA IgA test measure?
It measures IgA antibodies to Saccharomyces cerevisiae, which can be elevated in IBD patients.
Why is the ASCA IgA test done?
It is done to aid in diagnosing inflammatory bowel disease when symptoms such as abdominal pain, diarrhea, and blood in stool are present.
How much does the ASCA IgA test cost in India?
The cost at DNA Labs India is INR 1638, inclusive of home sample collection across India.
Is fasting required for the ASCA IgA test?
No, fasting is not required. No special preparation is needed before the test.
How is the ASCA IgA test performed?
A blood sample is drawn from a vein in your arm and analyzed using enzyme immunoassay to detect ASCA IgA antibodies.
What are the symptoms of inflammatory bowel disease?
Symptoms include abdominal pain, chronic diarrhea, blood in stool, weight loss, fatigue, and reduced appetite.
How accurate is the ASCA IgA test?
The test is accurate for detecting antibodies, but results should be interpreted alongside clinical findings and other tests for a definitive diagnosis.
What does a positive ASCA IgA result mean?
A positive result suggests elevated antibodies, which may indicate inflammatory bowel disease, particularly Crohn's disease. Consult a gastroenterologist for further evaluation.
What other tests are needed for diagnosing IBD?
Other tests include CRP, ESR, fecal calprotectin, colonoscopy, CT scan, or MRI, often used in combination.
Is home sample collection available for the ASCA IgA test?
Yes, DNA Labs India offers free home sample collection for online bookings across numerous cities in India.
How long does it take to get ASCA IgA test results?
Results are typically available the same day for samples submitted by 9 AM Thursday.
Worried about the process? Our certified phlebotomists collect thousands of samples every month across India. The process takes under 5 minutes and is virtually painless. Questions? Message us on WhatsApp — we're here 7 days a week.

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