What is the full form of USG in Medical? The full form of USG in Medical is Ultrasonography . Also known as sonography or ultrasound, it is a non-invasive visualizing screening. The picture captured from ultrasound is known as a sonogram. Ultrasonic images, also known as sonograms, are created by sending pulses of ultrasound into tissue using a probe. The ultrasound pulses echo off tissues with different reflection properties and are returned to the probe which records and displays them as an image. USG Full Form in Medical Practice: USG ’s full form in medicine is ultrasound sonography, which is used in various scenarios. Here are some of those: As previously mentioned, USG ’s full form is Ultrasound Sonography. Let’s break it down to understand it better. USG, short for Ultrasound Sonography , is a non-invasive imaging technique that uses sound waves to create images of the internal structures of the body. Think of it like echolocation used by bats, but in this case, it’s your friendly radiologist or sonographer guiding the way.