Ultrasound

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Overview

Unlike x-rays, which are a form of radiation that we know is not completely harmless, ultrasound uses sound waves, which have not been shown to cause significant damage.

What happens when a sound pulse is sent into the body? If you send a sound wave into the side of the head, the reflected beam is a line with three distinct peaks that form where the sound encounters something hard: the skull adjacent to where the beam starts; the other side of the skull; and in the middle, a midl...Read the full article