Medline ® occiput posterior position' OBJECTIVE: To examine the effect of persistent occiput posterior position on neonatal outcome.
METHODS: This is a retrospective cohort study of 31,392 term, cephalic, singleton births. Women with neonates born in persistent occiput posterior position at delivery were compared to those with occiput anterior position. Women with occiput transverse position were excluded. Cocaine-Using Fathers Linked to Birth Defects. An experiment using human semen has found that cocaine may attach itself to the sperm of men who use the drug, entering an egg at the moment of conception and damaging the fetus.
If the effect is proven true, cocaine-using fathers may have to share more of the responsibility with cocaine-using mothers for birth defects in children, said Dr. Ricardo Yazigi of the Temple University School of Medicine. Other toxins such as lead and mercury to which fathers are exposed could also be hitchhiking on sperm in the same fashion, Dr. How smoking during pregnancy affects you and your baby.
By Chris Woolston Reviewed by the BabyCenter Medical Advisory Board En español Inside pregnancy: How smoking affects your baby Ob-gyn Robert Welch has helped thousands of women with high-risk pregnancies realize their dreams of a healthy baby.
What are the effects on a Baby if the Father is on Drugs when Conception takes place?