ABSTRACT
<p><b>OBJECTIVE</b>To investigate the effects of hysteroscopic treatment of women with previous cesarean scar defect (PCSD).</p><p><b>METHODS</b>From May 2006 to October 2008, 12 patients with PCSD were diagnosed and treated hysteroscopically in our hospital, all of them were successful followed-up for one year postoperatively, and their clinical data were analyzed.</p><p><b>RESULTS</b>All 12 hysteroscopic procedures were completed successfully, and there were no surgical complications. Nine patients with longer periods and 1 patient with intermenstrual spotting preoperatively remained asymptomatic after hysteroscopic surgery, and 1 patient with longer periods and infertility experienced normal periods, while remained infertility, and the remaining 1 patient complaining postcoital bleeding preoperatively had recurrence of the bleeding.</p><p><b>CONCLUSION</b>Hysteroscopic surgery of women with PCSD was minimally invasive and effective.</p>