Actually there is no single test for every
STD. Tests are specific to each infection.Doctor will decide which test you need, by examine you...... Chancroid, Chlamydia ,Gonorrhea, Hepatitis, Herpes,Syphilis, Trichomoniasis,
HIV....etc are STD.....in which Syphilis, Hepatitis, HIV are fetal
Next Steps
You should consult a nearby general physician first ,then he will advise what will be the next step