<prompt> Common causes of infeility are :ChlamydiaGonorroheaMycoplasmaAll  <response>: Ans. is a, b and c i.e. Chlamydia; Gonorrhea; and Mycoplasma PID resulting in salpingitis is an impoant cause of infeility. Infeility from PID can occur due to following organisms : Chlamydia Gonorrhea Tuberculosis Mycoplasma Specifically ureoplasma Ceain Infections cause Intrauterine synechiae or ashermann syndrome thus leading to infeility like : Schistosoma Mycobacter 