You have very low risk if she is hiv +ve and she is not so your risk is very very very low risk but not zero. no need to worry .
Regarding Pep .. it is indicated in case of high risk exposure ... Most of experts beleive that taking PEP is personal choice after being discussed with health care provider .
Just try to pass time and do hiv ag/ab test after 4 weeks and expect negative result.
*** thread closed ***