Can HBsAg positive become negative?

For your question about whether someone who is HBsAg positive can become negative, here are the key points to understand:

1. HBsAg (Hepatitis B surface antigen) positivity indicates the presence of the hepatitis B virus in the blood.

2. Immune Clearance: a. Many adults, especially those who acquire hepatitis B later in life, can clear the virus naturally. b. This process can take months to years, resulting in HBsAg becoming negative.

3. Chronic Hepatitis B: a. Some individuals may develop chronic hepatitis B, where HBsAg remains positive for more than 6 months. b. Regular monitoring by a healthcare provider is crucial to assess liver health and viral status.

4. Treatment: a. Options are available if the infection is chronic or causing liver damage.

Consult a healthcare professional for personalized advice and follow-up testing. They can guide you on prognosis, monitoring, and treatment if needed.