what is ascus hpv?
<answer> Atypical squamous cells of unknown significance refers to a result on a pap smear. <context> ASCUS, short for atypical squamous cells of unknown significance, refers to a result on a pap smear. Pap smears are an annual test that all sexually active women should have. The test involves scraping the cells of the cervix to look for abnormal cell changes, which can eventually lead to cervical cancer.