Cephalic (head first) presentation is considered normal, but a breech (feet or buttocks first) delivery can be very difficult, even dangerous for the mother and the baby.
Review Date 9/25/2018
Updated by: John D. Jacobson, MD, Professor of Obstetrics and Gynecology, Loma Linda University School of Medicine, Loma Linda Center for Fertility, Loma Linda, CA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.