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Abstract

ABSTRACT: BACKGROUND: Approximately 3-5% of all pregnancies at term are with the fetus in the breech presentation in which whatever thier mode of delivery, is a signal for potential fetal handicap Little is known about the etiology; However there are several etiological factors might be related to fetal movement during pregnancy. Maternal hypothyroxinaema early in gestation may have effect on fetal movement during pregnancy through its effect on fetal brain maturation. OBJECTIVE: To evaluate the relation between breech presentation at term and low maternal free thyroxin levels during early gestation in women not suffering from overt thyroid dysfunction. DesignA prospective observational study of pregnant women. METHODS: Analysis refers to 70 women who met the inclusion and exclusion criteria. Main outcome assessment, Fetal presentation (cephalic–breech) at term gestation in relation to maternal thyroid function at 12 weeks of gestation RESULTS: Breech presentation at term delivery was independently related to maternal free thyroxin ( fT4 ) levels

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