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OBJECTIVE To identify specific major congenital malformations associated with use of carbamazepine in the first trimester of pregnancy. DESIGN A review of all published cohort studies to identify key indications and a population based case-control study to test these indications. SETTING Review of PubMed, Web of Science, and Embase for papers about(More)
BACKGROUND The use of valproic acid in the first trimester of pregnancy is associated with an increased risk of spina bifida, but data on the risks of other congenital malformations are limited. METHODS We first combined data from eight published cohort studies (1565 pregnancies in which the women were exposed to valproic acid, among which 118 major(More)
OBJECTIVE To investigate whether first trimester exposure to lamotrigine (LTG) monotherapy is specifically associated with an increased risk of orofacial clefts (OCs) relative to other malformations, in response to a signal regarding increased OC risk. METHODS Population-based case-control study with malformed controls based on EUROCAT congenital anomaly(More)
BACKGROUND Folic acid intake before and during pregnancy reduces neural tube defects (NTD). Therefore, several countries have enriched bulk food with folic acid resulting in a 26-48% decrease in the prevalence of NTDs. In 2000, the Dutch Health Council advised against folic acid enrichment based on literature research; yet formal cost-effectiveness(More)
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