vertex presentation

…the baby from breech to vertex (head-down) position in the uterus. The physician will use his or her hands on the outside of the expecting mother’s abdomen to try to orient the baby so that the head is first to exit the vagina. External cephalic version is performed at the…

In vertex presentations the head of the fetus most commonly faces to the right and slightly to the rear. This position is said to be the most usual one because the fetus is thus best accommodated to the shape of the uterus. In breech presentation the…

The manner in which the child passes through the birth canal in the second stage of labour depends upon the position in which it is lying and the shape of the mother’s pelvis. The sequence of events described in the following paragraphs is that which frequently…