I need help wit dis one BIG TIME...kinda spooked!?

okae 2 the doctors....im having a discharge mostly white but it has a light yellow tint 2 it. its constantly running it dosent have a foul odor im not itcing or burning or none of that im jus spooked cause i had unprotected wit my boyfriend of 4 years...and im jus curious could it be that he has transmitted a disease or what?? dis has ben going on 4 bout a week now and i told him if he's ben having with sumbodi eles he needs to tell me cause wen i go to the doctor i am gettin tested 4 everything there is and if i have anything he azz is mines!!!! can anybody tell me about dis discharge im having (white (mucus like) with really light yellow tint) thanks i'll appreciate the answers. It would really b nice if theres any nurses or doctors dat would answer my questions so that i would kno exactly wut to do esp when i go get tested