Chlamydia trachomatis positive requires treatment because Chlamydia trachomatis can cause trachoma, genitourinary infections, infertility, miscarriage, etc. Patients and asymptomatic carriers can infect others, and the population is generally susceptible. Chlamydia trachomatis infection can cause trachoma and adult inclusion body conjunctivitis, trachoma is an important cause of blindness. Chlamydia trachomatis can also cause genitourinary infections, such as urethritis, epididymitis, cervicitis, endometritis, salpingitis, and lymphogranuloma venereum, and so on, and therefore requires timely treatment to avoid irreversible damage to the patient’s organism. Patients and asymptomatic carriers of the pathogen are the source of infection, and the population is generally susceptible, with a higher rate of infection in pregnant women. Mainly through the eye – hand – eye transmission, but also through the sharing of towels, toiletries, swimming pool water contamination and other contact transmission, adults can be transmitted through sexual contact, pregnant women may appear intrauterine transmission, maternal transmission of newborns can be transmitted through the birth canal and puerperium. Chlamydia trachomatis-positive patients are advised to consult a hospital in a timely manner to assess their condition and under the guidance of a doctor for treatment.