Low grade squamous intraepithelial lesion – Gynaecology MCQ

Which of the following is a Low grade squamous intraepithelial lesion as per the Bethesda system?

A. CIN I

B. CIN II

C. CIN III

D. Squamous metaplasia

Correct answer : A. CIN I

As per the Bethesda system, CIN I is classified under Low grade squamous intraepithelial lesion and CIN II & CIN III are classified under High grade squamous intraepithelial lesion.