Why do you have to get a pap cervical smear if your a virgin and are not sexually active?

There are other... ...Causes of cervical cancer, besides hpv. Both the american cancer society and the the american college of obstetricians & gynecologists recommend that all women have an initial pap smear by the age of 21, regardless of whether or not they've had sexual intercourse. How often you have them after that will depend on when you do become sexually active.