Question: What is US obstetric anomaly scan?

Anomaly Scan or mid-pregnancy scan is an ultrasound scan done between the 18th and 21st week of pregnancy to take a closer look at the baby and the womb (uterus) and to have an idea where the placenta is lying. The scan aims to look for any major physical abnormalities in the growing baby.

What does US obstetric Foetal anomaly scan mean?

What is an anomaly scan? An anomaly scan, also known as a mid-pregnancy scan, takes a close look at your baby and your womb (uterus). The person carrying out the scan (sonographer) will check that your baby is developing normally, and look at where the placenta is lying.

What is the best time for anomaly scan?

An anomaly scan is often referred to as “the twenty week scan” or “the detailed scan”. It is normally performed between 21 - 24 weeks gestation as this is the best opportunity during pregnancy to examine all the anatomy of your baby in great detail.

Does anomaly scan tell gender?

If it becomes clear to the Sonographer during the course of the scan then they will tell you the babys sex. Studies have shown that scans to determine the sex of the baby can be wrong 1-3% of the time so you must accept there is a small possibility of being told the wrong sex.

In which month of pregnancy anomaly scan is done?

Anomaly Scan or mid-pregnancy scan is an ultrasound scan done between the 18th and 21st week of pregnancy to take a closer look at the baby and the womb (uterus) and to have an idea where the placenta is lying. The scan aims to look for any major physical abnormalities in the growing baby.

How long is an anomaly scan?

A scan usually takes around 20-30 minutes. However, the sonographer may not be able to get good views if your baby is lying in an awkward position or is moving around a lot.

Should I drink water before anomaly scan?

As the probe moves, a black and white 2-D image of the baby will appear on the ultrasound screen. For a better view, the sonographer will ask the patient to drink water to have a full bladder before the appointment. At times the sonographer may apply slightly more pressure to get a better view of the baby.

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