High Resolution Anoscopy Findings for Men Who Have Sex with Men: Inaccuracy of Anal Cytology as a Predictor of Histologic High-Grade Anal Intraepithelial Neoplasia and the Impact of HIV Serostatus

Abstract
We compared the pathological diagnoses obtained by anal Papanicolaou (Pap) smear with those obtained by anal biopsy or by surgical excision for 153 m