Pregnancy Time’s Special Tests
Tests of one sort or another are often carried out during pregnancy. A few are offered routinely to all women. Others are used where more information is needed, or a problem has occurred.ULTRASOUND
Almost all women are now offered an ultrasound scan. Your
partner may be able to come with you for the scan, and many couples find it
quite fascinating. A full bladder helps to give a clearer picture as it keeps
the baby quite high in the abdomen. Your stomach will be lubricated. And the
scanner passed over it. Sound waves are passed into the uterus to build up a
picture of the baby and the placenta. The picture on the monitor may look
rather indistinct, but usually the person doing the scan can point out where
the head and limbs are. Often the baby’s beating heart shows up quite clearly.
In early pregnancy you can usually make out most of the baby, but later on, as
the baby gets much larger, it is harder to see him all at once.
From a
medical point of view the scan is useful to confirm the date of pregnancy.
Measurements may be take of the spine or head, or the long bones of the thigh.
The scan date is a little more accurate than dating the pregnancy from the
first day of your last period, if your periods are regular.
Ultrasound
scanning is also used to check the development of the baby, to ensure that




