Pregnant dating scan accuracy
For example if you a tiny sac can be seen in the uterus, but the baby and its heart beat may not be detected yet.5 ½ weeks gestation means 5 ½ weeks from the first day of the last menstrual period, which is usually about 3 ½ weeks from the date of conception (confusing, isn’t it!I really don't have much faith in them to be honest.They're good for checking any developmental problems but as far as dating goes every baby grows at a slightly different rate.
we went for our first dating scan today and according to our dates, body changing, morning sickness gone, what should be happening next etc...
The screening test for Down's syndrome used at this stage of pregnancy is called the "combined test".
It involves a blood test and measuring the fluid at the back of the baby's neck (nuchal translucency) with an ultrasound scan.
All pregnant women in England are offered an ultrasound scan at around 8 to 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.