When is the best time for cervical cancer screening?

The optimal time for cervical cancer screening is usually within a week after the end of menstruation, as the physiological state of the cervix is more stable at this time and less likely to be affected by menstrual blood, thereby yielding more accurate test results. If a woman does not have menstrual periods or has gone through menopause, screening can be performed at any time. However, it is advisable to avoid screening within 48 hours after sexual intercourse, as this may affect the quality of cell collection. Cervical cancer screening is primarily performed through Pap smear or human papillomavirus (HPV) testing to detect cervical cancer or its precancerous lesions at an early stage. The recommended frequency of screening varies depending on different countries and regions. Generally, it is recommended that women aged 21 to 65 undergo a Pap smear test every 3 to 5 years; if HPV testing is chosen, the interval can be extended to every 5 to 10 years in certain situations. However, the specific screening schedule should be determined based on individual health status, sexual history, and medical advice. Women with abnormal results, a weakened immune system, or risk factors for cervical cancer may require more frequent screenings.