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Unification of terms relating to anal intraepithelial neoplasia
| Normal |
LSIL |
HSIL |
||
| Condyloma or ASCUS | AIN grade I | AIN grade II | AIN grade III | |
| Mild dysplasia | Moderate dysplasia | Severe dysplasia | ||
ASCUS: Atypical squamous cells of undetermined significance; LSIL: Low-grade squamous intraepithelial lesion; HSIL: High-grade squamous intraepithelial lesion; AIN: Anal intraepithelial neoplasia.
