i did a pelvic scan, here is the result P.OD: mild echo free fluid in cul-de sac ADNAXAE: Free bilaterally Ovaries: both appear normal in size with good stromal echoes Uterus: non gravid and retroverted, outline is fair and myometrial echoes are smooth. nil intra mural masses / lesion . ENDOMETRIUM:Cavity is partly open with normal wall thickness. endometrial plate is maintained till endo- cervical margin. nil gestation. OS is closed at time of scan IMPRESSION: Acyesis, nil masses / cyst , no visible adnexae lesion Please i need your answer and help concerning the mild echo free fluid in cul-de sac. What does this mean. Thanks