What could cause positive hepatitis B after taking vaccination?
Patient: sir, my family (my self wife son ) taken 3 doses of hepatitis b vaccination. After some time when i was sick , had blood test and my self tested +ve for hepatits b hbs ag but my wife and son are -ve and my hbe ag is -ve and hcv -ve what is my condition . if i had sex with a lady is there any chance of transmitting the virus Doctor: Did you check for hepatitis B before vaccination? In all probability you were already positive at the time you took the vaccine. You need to check Hepatitis B DNA viral load. If it is high you might transmit the infection during sexual contact. If your sexual partner is vaccinated then the has negligible chance of getting the disease.