This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Carcinoma Cervix, Subject name: Gynaecology & Obstetrics
Nanovalent vaccine offers protection against which type of HPV viruses? 
Select and explain. 
A. 6, 8, 10, 11,31,33, 45, 52, 58, B. 6, 11, 16, 18,31,33, 45, 52, 58, C. 6, 11, 16, 18, 31, 35, 45, 52, 58, D. 6, 11, 16, 18,31,32, 33, 34
B: 6, 11, 16, 18,31,33, 45, 52, 58
Answer: B: 6, 11, 16, 18,31,33, 45, 52, 58 
Explanation: ANS. BHPV vaccine:* Cervarix: Bivalent--16 and 18* Gardasil: Quadrivalent: 6, 11, 16 and 18* Nanovalent vaccine: 6, 11, 16, 18, 31, 33, 45, 52, 58* 3 doses: 0, 2, and 6 months* 0.5 mL given IM.Images in Pap smearThree types of cells in Pap smear:1. Superficial: Red cells--estrogen dependent2. Intermediate: Greenish-blue--progesterone dependent3. Parabasal: Blue--does not respond to estrogen/progesteroneImportant points in Pap smear:1. In menopause, there is excess parabasal cells.2. Basal cells never occur in Pap smear, if present it indicates erosion.