Incorrect Sti STI Question-Can Checks From The Doctor To Early Be Incorrect?

STI Question-Can checks from the doctor to early be incorrect? - incorrect sti

alrite and its a bit strange to talk about this type of site, but I'm very curious. I have been in contact with a girl that sex with an older man. The man said he had an STD, but there were already rumors, decided to check this girl, to be sure. His demonstration of proof is unique. Without knowing which made all the mistakes I have to sleep with this girl, people say, even if it is proved, can not be displayed, I'm safe or not? It is the only person I slept with .. and now I'm very curious, do any help