Of these, 54 had ECC diagnosis of CIN 1, with concurrent ectocervical biopsy of CIN 1 or negative/benign findings (cohort 1). The remaining 170 had ectocervical biopsy of CIN 1 and ECC negative ...

Littell, MD To evaluate whether the presence of CIN 1 on ECC contributes to additional risk for CIN 2/3 compared with isolated ectocervical CIN 1, Petersen et al. [2] compared 37 women with low ...