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Hepatitis B s (Surface) Antibody (HBsAb)

Anti-HBs Ab
Overview
Interpreting Results

Overview of HBsAb

What is HBsAb?

The Hepatitis B (Surface) Antibody test is used to determine the immunity of a person to the Hepatitis B virus. This test involves measuring the immunity by screening the blood sample for antibodies that provide protection against this virus. People might have immunity from this virus due to several reasons like vaccination or having recovered from a previous bout of infection. This test is conducted to determine how immune the person actually is to Hepatitis B virus.

Why is HBsAb done?

This test is conducted if you have symptoms of Hepatitis like fatigue, nausea, abdominal pain, jaundice or dark colored urine. 


Preparation for HBsAb

  • No special preparation required

Sample Type for HBsAb

The sample type collected for Hepatitis B s (Surface) Antibody is: Blood

Interpreting HBsAb results

Interpretations

Positive Hepatitis B surface antibody test usually means that you are immune to the Hepatitis B virus. 

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