This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cervical Carcinoma, Subject name: Gynaecology & Obstetrics
[{'content': 'A 18-year-old girl, sexually active for the past 3 years. Her family history is negative for cancer and cardiac disease. Examination is unremarkable. Which of the following screening tests should this patient would most benefit from ? \nSelect and explain. \nA. Colonoscopy, B. Mammography, C. Pap smear, D. Pelvic scan', 'role': 'user'}, {'content': 'Answer: C \nExplanation: - There is increased risk for cancer cervix due to the early age at the first sexual intercourse. - PAP smear should be done as screening test. - Time to do PAP smear Any women >21 yrs of age. Any women 3 yrs after 1st sexual exposure in India From 21 to 29 yrs, sexually active women should have cytology every 3 yrs From 30 to 65 yrs: CO- TEST(PAP+ HPV) : If negative then 5 yearly. If only cytology done, then once in 3 yrs if cytology is negative In high risk females (who have recently been treated for cervical dysplasia or who are HIV positive ), should undergo Pap smear examination annually ; provided the previous few consecutive Pap smears are normal. After 65 yrs : no more PAP, if 3 cytology are negative or 2 CO-TEST are negative.', 'role': 'assistant'}]