The decision about the kind of delivery depends many times according to the shape and presentation of the fetuses. The commonest presentation is cephalic/cephalic (50%), followed by cephalic/breech (25%), breech/cephalic (10%) and breech/breech (10%). 5% is a combination.
The results of the clinical and laboratory examinations are assessed and compared to those of past visits. This is called the pregnant woman’s obstetrical history. Which is very important!