Learn about Hepatitis B Surface Antigen ( HBsAg ), its role in diagnosis, testing methods, and its significance in managing Hepatitis B infections. The HBsAg blood test detects hepatitis B. If you're positive, you are infectious. Learn about how the test is done and what the results mean. HBsAg परीक्षण ( HBsAg Test in Hindi) एक महत्वपूर्ण टेस्ट है जो हेपेटाइटिस बी ... HBsAg test is a blood test that detects the presence of a protein on the surface of the hepatitis B virus. It is used to diagnose and screen for hepatitis B infection and assess liver disease risk.
