first trimester


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Related to first trimester: second trimester, first trimester pregnancy
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.first trimester - time period extending from the first day of the last menstrual period through 12 weeks of gestation
trimester - a period of three months; especially one of the three three-month periods into which human pregnancy is divided
References in periodicals archive ?
USA], Dec 16 (ANI): A study has recently revealed women with high blood sugar in first trimester of pregnancy, whether they have diabetes or not, are at increased risk of giving birth to a baby with congenital heart defect.
First Trimester Ultrasound Diagnosis of Fetal Abnormalities (online access included)
It could be: In the first trimester the commonest cause is miscarriage - one in three first pregnancies miscarry.
Objective: To compare the safety and effectiveness of expectant management with medical management by misoprostol in cases of first trimester miscarriage.
Data from seven participating Vaccine Safety Datalink sites in six states were used to identify 52,856 women who received inactivated influenza vaccine (IIV) in the first trimester of pregnancy (12% of the study total) and 373,088 not exposed to the flu vaccine in the first trimester (88%).
SAN DIEGO -- Smoking during the period of fetal organogenesis, during the first trimester of pregnancy, is associated with increased risk of some birth defects, results from a large retrospective analysis demonstrated.
However, this study is unique in that in order to better understand this relationship, it looks at smoking in the months leading up to pregnancy as well as during the first trimester.
Nausea and vomiting affect from 50 to 90% of women during the first trimester of pregnancy (Arsenault et al.
The budget deficit in the first trimester of the 2015/2016 fiscal year was reported at EGP 96.
INTRODUCTION: In Obstetrics, first trimester bleeding, is bleeding from the vagina during pregnancy in the first trimester.
Contract notice: Tender for the provision of a First Trimester Obstetric Ultrasound Scanning Service Contract at the Royal United Hospital Bath.
Another first trimester marker associated with adverse outcomes is cell-free fetal DNA.

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