[Evaluation of the external cephalic version in the management of dystocia].

We studied 45 patients with fetal malpresentations in a controlled trial, in which external cephalic version with tocolysis was performed. The final version rate was 73%, with a 49% of cesarean section in the study group compared with 87% in the control group. The most important factors related with successful version were type of presentation and parity. No important maternal of fetal complications were noted.