Accuracy dating scan 8 weeks
For example, it is very easy to determine the position of an unborn baby, but it requires a very experienced ultrasonographer to detect pregnancy problems or physical abnormalities in the baby.
Even then, detecting some abnormalities is not always possible and in up to 10% of cases, a baby will be mistakenly thought to have an abnormality, but in fact be well and healthy.
Perkins also has extensive experience working in home health with medically fragile pediatric patients.
Before the advent of routine ultrasound in pregnancy, medical personnel estimated a baby’s due date by the date of the last menstrual period and by feeling the uterus and determining the size to see if it matched the given due date.
It made my husband, myself and my (very excited) mother in law reassured that we are (and bubs) in the best of hands. There are four common times in your pregnancy when you will be referred for an ultrasound by your doctor or midwife.
At 4.5 to 5 weeks, a gestational sac may be seen in the uterus using transvaginal ultrasound, Joseph Woo, M.
In early pregnancy ultrasound provides very accurate dating of the pregnancy, even more accurate than menstrual history dating.
You would need a formal ultrasound performed by a qualified ultrasonographer (technologist) and reported on by a qualified sonologist (specialist doctor) to provide more detailed information and/or definitely confirm any possible findings by your maternity caregiver.
An ultrasound can reveal the size of the baby after 6 weeks (and therefore estimate their gestational age).