**5. Conclusion**

*C. trachomatis* is the most common bacterial sexually transmitted infection in the world. It can cause significant health problems in both men and women. *C. trachomatis*, a known pathogen of the genital tract, can also be routinely detected in the human GI tract. Its entry into the GI tract has risen due to increased oral-anal sex. Most remain dormant in infected people. Chlamydia proctitis is the most well-known disease caused by *C. trachomatis* in the GI tract. Rarely, it can cause oropharyngitis and tonsillitis. Due to these infections, the frequency of which is increasing day by day, and the possibility of patients to apply to gastroenterology outpatient clinics is also increasing. It is important to consider this situation, which is often overlooked in gastroenterology practice.
