Ultrasound 20 week scan
Medical tests
Obstetrics & Gynaecology
What is a mid-pregnancy anomaly scan?
A mid-pregnancy anomaly scan, also known as a morphological or 20 week ultrasound, together with the first scan or dating scan, is the most important and detailed ultrasound performed during a pregnancy. It is carried out between the 20th and 22nd week of the pregnancy.
What does it involve?
A mid-pregnancy