We determined plasma human atrial natriuretic peptide (hANP) levels in normal pregnancy and pregnancy induced hypertension (PIH). The plasma hANP levels slightly decreased in the first trimester of normal pregnancy and tended to recover as pregnancy advanced, although these changes were slight. However, the plasma hANP level in puerperium was higher than that in the third trimester of normal pr...

introduction: the aim of this study was to investigate weight gain during pregnancy and birth weight in rural regions of tabriz, a province in the northwest of iran. materials & methods: a cross-sectional study was conducted using routinely collected data of pregnant mothers from rural health centers. eight health centers were randomly selected in rural areas of tabriz. totally, 874 women aged ...