hi there, its nice to see your concern but as you are already HIV
positive you need to be very careful and use precaution before intercourse, also you need to inform her of your condition.TRIDOT test may come negative in the frst 15 days-2monts of exposure. A more reliable test would be ELISA
test and the confirmatory test would be WEstern Blot technique for detection of HIV protein. Get her general check-up done in the meanwhile and investigate for routine bloood and urine tests. She can be treated accordingly for any abnormality detected. Both of you need to go for councelling and stop feeling disturbed. Accept the fact and do the best to have a problem free life as long as possible. Take care.