Test Detail
Interpreting Results

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Written by
Dr. Shreya Gupta
BDS, MDS - Oral and Maxillofacial Pathology
Reviewed by
Dr. Ashish Ranjan
MBBS, MD (Pharmacology)
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Anti Saccharomyces Cerevisiae (ASCA), IgG

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What is Anti Saccharomyces Cerevisiae (ASCA), IgG?

Anti Saccharomyces Cerevisiae or the Anti-Saccharomyces cerevisiae mannan antibodies are tests for those immune proteins which are frequently found in an inflammatory bowel disease in the patient’s body. The test is done to determine the amount of ASCA in the body of the patient. The tests help in differentiating between Crohn's disease and ulcerative colitis, which are both very common bowel diseases.

Why is Anti Saccharomyces Cerevisiae (ASCA), IgG done?

In cases with symptoms like persistent diarrhea or abdominal pain, rectal bleeding, you should get yourself tested. In order to identify if you have Crohn disease or UC doctors often suggest this test.

Interpreting Anti Saccharomyces Cerevisiae (ASCA), IgG results


If test results show high levels of ASCA in the body, it does not necessarily mean that the person is infected with UC or CD. In order to understand which of the two diseases is affecting the patient, a pANCA test also needs to be carried out.

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