MYCOPLASMA GENITALIUM PCR test can help your doctor screen for or diagnose MYCOPLASMA GENITALIUM infection. MYCOPLASMA GENITALIUM infection often presents as pain during urination, unusual vaginal discharge, pain in the lower abdomen, and pain/bleeding after intercourse. MYCOPLASMA GENITALIUM infection is usually transmitted by unprotected sexual intercourse. Anyone with a history of unprotected sex or symptoms of STD can be advised to take this test.