Natal is the adjective meaning newborn. Prenatal means the period before being born. And perinatal means the period around being born. It contains the last weeks of fetal age and the first days of the newborn age.

Max Rapoport has written:

'Prenatal and perinatal influences on infant development' -- subject(s): Infants, Care and hygiene, Maternal and infant welfare, Prenatal influences

Prenatal nurses are there to treat patients, who are children. They ensure that their patients are comfortable and that they are receiving the best care.

Wayne F. Schramm has written:

'Perinatal mortality and prematurity in Missouri' -- subject(s): Childbirth, Infants, Infants (Premature), Medical Statistics, Mortality, Perinatal death, Prenatal care, Statistics, Vital Statistics

Maternal to fetal infections are transmitted from the mother to her fetus, either across the placenta during fetal development (prenatal) or during labor and passage through the birth canal (perinatal).