fetal ultrasound

Fetal Ultrasound

Fetal inspection is done to check the normal growth of the fetus including its internal parts, the absence of any growth anomalies due to hereditary or genetic factors, absence of any disease in any organ of the fetus.

This is done by ultrasound which is a machine uses ultrasound waves to draw the internal organs of the mother and fetus on a display screen. There is two dimensional black and white ultrasonography, 3D ultrasonography which gives a more detailed 3 dimensional picture of the fetus, 4D ultrasonography which gives 3D picture in motion.

Ultrasound is used to

  • Confirms presence of pregnancy and its location and accurate dating of pregnancy.
  • Placental location and status.
  • Cervical canal length measurement.
  • Detailed scan at about 20 weeks to check any abnormalities in the baby’s structural development and growth.
  • Doppler scanning for fetal growth retardation and repeated abortions.
  • Amniotic fluid details.
  • Baby presentation.
  • Fetal sex.
  • Biophysical profile by checking the baby respiration, muscle movement and tone.
  • Expected date of delivery.
  • Baby’s weight.

Scientific Update (October 2026)

This chapter was first published in 2018 as part of the Prenatal Care Book, and has been reviewed and updated according to the latest guidelines. Key updates:

  • Ultrasound is safe and is used at the lowest power for the shortest necessary time; 3D/4D scans purely as keepsakes are not recommended.
  • The detailed anomaly scan is done between 18 and 20+6 weeks, and an early scan at 11–14 weeks can detect some major anomalies.

References: NICE antenatal care (NG201), RCOG Green-top Guidelines.


International Guidelines

In line with global standards, Dr. Sabry follows the latest recommendations from the American Society for Reproductive Medicine (ASRM), European Society of Human Reproduction and Embryology (ESHRE), and Royal College of Obstetricians and Gynaecologists (RCOG). Thus, patients receive care that is safe, ethical, and evidence-based.

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Dr. Ashraf Sabry, consultant in obstetrics, gynecology, fertility, and aesthetic gynecology, is recognized among the best OBGYN and fertility specialists in Cairo. With over 20 years of experience, he combines science and compassion to provide world-class care. Book your appointment now through the contact page here or Whatsapp us or call us on +201022224442

This chapter is for medical education and does not replace an examination and consultation with your doctor.

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