Certificates of competence
The 20-22 weeks scan

The Certificate of Competence in Ultrasound Examination at 20-22 weeks is awarded to those sonographers who have:

  1. Attended a theoretical course, supported by the book: The 20-22 weeks scan (PDF, 7Mb), which you can download free of charge. The book summarizes the incidence, etiology, prenatal sonographic features and prognosis for both common and rare fetal abnormalities.
  2. Submitted a log-book of a series of images (see below) from one normal fetus.
  3. Passed a practical examination in performing the 20-22 weeks scan and a theoretical examination demonstrating a good knowledge of the diagnosis and management of a wide spectrum of fetal abnormalities.

Logbook of images

The images should demonstrate the following views:

  • Transverse view of the head at the level of the septum cavum pellucidum for measurement of biparietal diameter, head circumference, hemisphere and cerebral ventricles
  • Suboccipital-bregmatic view of the head for measurement of cerebellum and cisterna magna
  • Transverse views of the face through the orbits and the upper lip and maxilla
  • Sagital view of the face (profile) demonstrating the nasal bone
  • Four-chamber view of the heart
  • Views demonstrating the outflow tracks of the heart
  • Transverse view of the abdomen at the level of the stomach and umbilical vein for measurement of the abdominal circumference
  • Transverse views of the abdomen to demonstrate the kidneys
  • Transverse or longitudinal view to demonstrate the umbilicus
  • Transverse or longitudinal view to demonstrate the bladder
  • Longitudinal view to demonstrate measurement of the femur
  • Longitudinal view to demonstrate the leg and foot
  • View of the open hand
  • One or two longitudinal views demonstrating the whole spine
  • Transverse view of the sacral spine
  • Longitudinal view demonstrating the relation between the lower end of the placenta and the cervix

Holders of the FMF Certificate of competence

To view the list of sonographers who have obtained the Certificate of competence in the 20-22 weeks scan please please click here.

Submission of logbook

Please send your completed logbook to:

The 20-22 weeks scan
The Fetal Medicine Foundation
137 Harley Street
London, W1G 6BG

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