245 items of hepatitis B were positive in the second half of the year. If all three items are positive after repeated review, or if the liver function is normal and the virus amount is negative, it can be diagnosed as hepatitis B recovery period, which is equivalent to healthy people. It will not affect the marriage certificate and the relationship between the two.
As for whether the premarital examination can detect the positive rate of 245, hepatitis B can be found out in half. But don't worry about affecting you.