[Smoking cigarettes and other dependencies in pregnancy].

It is estimated that about 1/4 of mothers-to-be misuse psychoactive substances, and smoking cigarettes is most prevalent. Medical problems of addicted pregnant women involve direct toxicological influences or abstain effects of substances misused, but are also due to consequences of their chronic use, superimposed by infection, poor nutrition and psychiatric problems. Psychoactive substances have also a negative impact on pregnancy, the fetus, and the neonate. Tobacco addiction may accompany other dependencies and be one of useful markers of them. Smoking cigarettes in the substance dependent pregnant women also substantially increases the risk of both maternal and fetal complications. Special hazards are connected with labor and surgical interventions. There is a strong need to multidisciplinary approach to dependencies in pregnancy. Pregnancy should be considered an opportune time for their detection and treatment.