[Extrauterine adaptation: cardiac output changes in different modes of delivery. Preliminary results]

Cardiac output in two homogeneous populations of term newborns, by spontaneous delivery and cesarean section without labour, has been estimated at 2, 24, 48, 72 and 96 hours after birth. Changes has been noticed in Cardiac Output in the first day of life and between different mode of delivery. Larger charges has been noticed in spontaneous then in cesarean delivery.