abnormal presentation

Abnormal Presentation

Any part of the baby that presents to the birth canal other than the crown of its head (cephalic presentation).
Examples Breech, brow, face, and shoulder presentations

abnormal presentation

Obstetrics Any position in which a part of the baby other than the crown of its head (cephalic presentation), emerges first Examples Breech, face, shoulder. Cf Breech presentation, Brow presentation, Face presentation, Posterior presentation, Shoulder presentation.