Definition: 'Low-grade Squamous Intraepithelial Lesion'
low-grade squamous intraepithelial lesion (LGSIL, LSIL)Type: Term
1. term used in the Bethesda system for reporting cervical/vaginal cytologic diagnosis to describe a spectrum of noninvasive cervical epithelial abnormalities; these lesions include the cellular changes associated with human papillomavirus cytopathologic effect and mild dysplasia (cervical intraepithelial neoplasia grade 1).
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