It does not use or other types of radiation that may harm your fetus.
It can be done as early as the 5th week of pregnancy.
Keepsake centres may use the ultrasound machine at higher energy levels and for longer times than needed in order to get a "good picture." This information does not replace the advice of a doctor.
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The gel may feel cool when it is first put on your belly.
You may feel a light pressure when the transducer is moved in your vagina.The first-trimester screening test uses ultrasound to measure the thickness of the skin at the back of the baby's neck.This screening also includes blood tests that measure the levels of two substances that may be related to birth defects. If so, you will be asked to drink water or other liquids just before the test.Occasionally the view is not clear and it may be necessary to perform a vaginal scan.
You do not need to have a full bladder, a moderately filled bladder is needed for a proper examination.
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