A 2026 historical cohort examines the role of misclassification in apparent progression of cervical CIN2 lesions during active surveillance.

The study was published in the American Journal of Obstetrics & Gynecology in September 2026.

What this evidence adds

Accurate pathology review and clinical context are important when estimating risk and deciding between follow-up and treatment.

Source: American Journal of Obstetrics & Gynecology, September 2026.