Abstract
The current American Society for Colposcopy and Cervical Pathology guidelines recommend high risk-human papillomavirus testing for patients 30 to 64 years of age with a low-grade squamous intraepithelial lesion on Papanicolaou (Pap) tests. This study presents our experience since the introduction of the new guidelines. From September 1, 2013 through August 31, 2014, 20,014 ThinPrep Pap tests were processed, of which 17,989 (90%) were negative, 863 (4.3%) were atypical squamous cells of undetermined significance (ASCUS), and 540 (2.7%) were low-grade squamous intraepithelial lesions (LSIL). Thirty-eight percent of the negative cases, 87% of the ASCUS cases, and 76% of the LSIL cases were processed for high risk-human papillomavirus genotypes. Of the 1,163 patients with a Pap test diagnosis of ASCUS and LSIL, 656 (56%) underwent colposcopic examination and, of those, 240 (37%) had cervical biopsies performed. In our cohort, 247 (33%) of the 754 ASCUS Pap tests were hr-HPV-positive and 507 (67%) were hr-HPV-negative. Of the 409 LSIL Pap tests, 245 (60%) were hr-HPV-positive and 164 (40%) were hr-HPV-negative. Colposcopy/biopsy follow-up within 3-months of the ThinPrep Pap test showed cervical intraepithelial lesion grade 2/3 lesions in 16% of the hr-HPV-positive ASCUS cases, in 15% of the hr-HPV-positive LSIL cases and in 9% of the hr-HPV-negative LSIL cases. This study supports the current management guidelines of colposcopy for women 30 to 64 years of age with hr-HPV-positive ASCUS and LSIL on Pap tests and repeat Pap test with cotesting for women with hr-HPV-negative LSIL.
Published Version
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