Risk Factors-Fetal G Premature. SGA. macrosomia 9 Congenital malformation: nose and laryngo pharynx malformation, lung hypoplasia, heart disease Amniotic fluid or meconium aspiration 9 Intrauterine infection: Torch syndromeRisk Factors-Fetal  Premature, SGA, macrosomia  Congenital malformation: nose and laryngo￾pharynx malformation, lung hypoplasia, heart disease  Amniotic fluid or meconium aspiration  Intrauterine infection: Torch syndrome