“…Other factors were advanced maternal age, greater parity, retroverted uterus, history of prior abortion or cesarean section, history of previous cone biopsy, failure to use ultrasound, and underestimation of the duration of pregnancy [13][14][15]33]. In a study by Amarin and Badria uterine perforations were mostly located at the uterine fundus, presumably caused by the introduction of cervical dilators [34].…”