Sexually transmitted diseases (STDs), also called sexually transmitted infections (STIs) or venereal diseases, are contagious infections caused by pathogens (bacteria, virus, parasite) and are characterized by transmission from person to person through sexual activity and intimate contact.
Chlamydia trachomatis (C. trachomatis), commonly known as chlamydia, is a bacterium that causes chlamydia, which can manifest in various ways, including: trachoma, lymphogranuloma venereum, nongonococcal