1 sex partner.after initial sexual encounter fishy rectal odor, lip tingling. tested for gonorrhea and chlamydia= negative?fishy odor due to herpes?

Bacterial vaginosis: The fishy odor is usually due to an infection that is a mixture of many different bacteria, the common name is bacterial vaginosis, also call it bv. The causes are many, bringing bacteria from the rectum to the vagina. It is not classified as a std, but it can be transferred from one partner to the other. Women can develop this with out being sexually active, hence not a true std.