An ultrasound scanning is a diagnostic practice in which high-frequency sound waves are used to acquire real-time pictures of the interior of the patient's body. Sonography is another term for this procedure. The technique is comparable to that utilized by sonar and radar, which the military uses to identify aircraft and ships in the air and on the ocean. North York Ultrasound enables your doctor to examine abnormalities with organs, arteries, and tissues without having to make an incision in the patient's abdomen. The use of ultrasound does not expose the patient to radiation, in contrast to other imaging procedures. To see the growing baby throughout pregnancy, the experts prefer this technique. How to Get Ready for Ultrasound? Preparation for an ultrasound is based on the location or organ being checked; thus, the measures you follow will change accordingly. Your doctor may ask you to fast for eight to 12 hours before the scan for abdominal ultrasounds. Undigested food migh...