which fetal presentation vaginal delivery can be expected?
If there is no dispropoion and the position is mentoanterior labour can be allowed to progress.The majority deliver spontaneously although labour may take slightly longer .(refer pgno:373 sheila textbook of obstetrics 2 nd edition)
Face presentation when the chin lies direct to the sacrum
Brow presentation
Shoulder presentation
Face presentation when the chin lies under the symphysis pubis
Abnormal labor