Early ultrasound for pregnancy dating

Between January 1987 and June 1989, 1159 white, largely middle class, prenatal patients were contacted for a prospective observational study. Of these 764 (87%) met the eligibility criteria for this analysis, namely singleton pregnancy, delivered after 20 weeks (spontaneous or induced, vaginal or c-section), with prenatal chart abstracted.

Selection factors for early ultrasound identified in multivariate analysis were: bleeding in early pregnancy, OR = 1.9 (1.0, 3.5), attendance at health maintenance organization OR = 7.2 (3.4, 15), no insurance or Medicaid only OR = 0.3 (0.1, 0.6), and increasing time from last menstrual period to first prenatal visit in weeks OR = 0.89 (0.85, 0.93).

All pregnant women are offered an ultrasound scan at around 8-14 weeks of pregnancy. It's used to see how far along in your pregnancy you are and check your baby's development.

Your midwife or doctor will book you a dating scan appointment.

The purpose of the dating scan is to: Some abnormalities may also be detected at this scan, such as neural tube defects (spina bifida is a type of neural tube defect).

This depends on whether you have agreed to have the screening and when the scan takes place.

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The accurate determination of a patient's "due" date, referred to by doctors and midwives as the EDC (Estimated Date of Confinement) or EDD (Estimated Date of Delivery), is very important for a variety of reasons.

The combined test involves a blood test and measuring the fluid at the back of the baby's neck (nuchal translucency) with an ultrasound scan.

Even when the last period is known, ultrasound is reassuring to demonstrate adequate growth, especially when there’s a risk of delayed growth, as in hypertension or smoking, or if there’s the risk of exaggerated growth, as in gestational diabetes.

It is not uncommon for babies that are labeled “Large for Gestational Age (LGA)” and “Intra Uterine Growth Restriction (IUGR)” to have monthly or even weekly ultrasounds during the pregnancy.

It will usually take place at your local hospital ultrasound department.

The person performing the scan is called a sonographer.

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  1. I am also blessed with 6 grandsons ages 14,13,10,5,3,and 1.1 granddaughter she is 4...I am interested in is a caring sweet loving man someone that is'nt afraid to show effection even in public..someone that loves kids as my 5 year old son means the world to me and he will always come first so if your not into kids please move on... I am a single Christian lady, 44, 5'9", was once a model, in great shape, loves the outdoors and travel, mother of two girls, seeks soulmate who knows who he is, where he is headed, and why.