Pregnancy dating scan wrong

The contrast between these different shades of white, grey and black allows your sonographer to interpret the images. You will probably be give you a printout of your baby by the sonographer as a keepsake, it is important to remember the main purpose of the scan.It is not to provide the first photo for your baby album, or to find out your baby's sex.

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Congenital malformations, multiple pregnancies can be firmly diagnosed and dates and growth can also be assessed. Further scans may be necessary if abnormalities are suspected.28 to 40 weeks - Growth scans in the third trimester may be recommended if a previous baby was small, if you are having twins or when there are other complications of pregnancy, for instance if you are diabetic.

Sometimes your midwife may suggest a growth scan if the baby feels and measures smaller or larger than expected.

The common reasons for your doctor to request an pregnancy ultrasound scan are: Five, six or seven weeks - If there is any need to check the viability of your pregnancy, you may have a early scan when you first visit your care provider.

If you are experiencing pain or bleeding for example. You may have your first scan if unsure of the date of LMP.10 to 14 weeks - It is recommended that all pregnant women have a dating scan in the first trimester at around 12 weeks of pregnancy to confirm their dates.

Known as the anomaly scan or Level II to check that your baby is developing normally.

A scan performed at 18 to 20 weeks the fetus is large enough for an accurate survey of the fetal anatomy.

It is to check that your baby is growing and developing normally.

Scans are usually performed by a doctors, midwives or radiographers who are specially trained in ultrasound, and are known as sonographers.

There is no hard and fast rule for the number of scans you should have during pregnancy.

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