<prompt> Causative organism of acute salpingitis silently :StreptococcusNeisseriaChlamydiaUreaplasma  <response>: chlamydia remains silently without any symptoms or with minimal symptoms in endocervix for a long time before noticed and hence damge with more when compared to gonoccocal infection Reference: Shaws textbook of Gynaecology 16th edition page no 177 