<prompt> Inclusion conjunctivitis is caused by:Chlamydia trachomatisChlamydia psittaciHerpesGonorrhoea  <response>: Ans. is a i.e. Chlamydia trachomatis Inclusion conjunctivitis is caused by chlamydia trachomatis serotypes D- K.Chlamydial inclusion conjunctivitis is generally spread by sexual transmission from the genital reservoir of infection. The primary source of infection is a benign subclinical venereal disease producing a mild urethritis in the male and cervicitis in the female.The modes of transmission are orogenital activities and hand to eye spread of infective genital secretions. A common mode of transmission is through the water in swimming pools; thus the disease may occur in local epidemics swimming pool conjunctivitis. It is also transmitted from the mother to the newborn.Treatment- azithromycin or doxycycline 