Explaining Ultrasound Images To Your Equine Clients

By Erika Wierman, DVM on Tue, Jul 09, 2019 @ 08:31 AM

Pregnant or not?

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As a veterinarian, you’re trained to understand what you see on an ultrasound machine, but your equine client may be baffled by the images. They may not even know what ultrasound imaging actually is or does, or its value as a diagnostic tool. Here are some tips for explaining ultrasound images to horse owners.

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Understanding Gain in Ultrasound

By Erika Wierman, DVM on Tue, Feb 05, 2019 @ 02:38 PM

All ultrasounds have gain control. It’s often a knob, button, and/or a series of sliders on the console, and it’s one of the most used and adjusted scanning parameters... but do you know what it really does?

Most people think of gain as a brightness adjuster, and while it’s true that turning your gain up will brighten the image, it’s helpful to understand how it actually works. Gain is a uniform amplification of the ultrasonic signal that is returning to the transducer after it travels through the tissue. So rather than brightening the monitor, the image on the screen is whitened by a uniform margin, as though the returning signal is stronger than it is, to make it easier to see.

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How Does Ultrasound Work?

By Erika Wierman, DVM on Tue, Dec 11, 2018 @ 02:58 PM

If you’re new to ultrasound, an image may look like nothing more than a swirling array of grey tones on the screen.  Interpretation requires an understanding of anatomy and physiology, but also of how ultrasound technology functions.

Consider the sonar produced by a bat in flight. The bat emits high frequency sounds, which then bounce off of objects in its proximity and return to the bat. The animal uses the strength, direction, and timing of the returning sound to determine where those objects are and to avoid a collision.

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How Vets Should Explain Ultrasound Images to Their Equine Clients

By Mia Varra on Mon, Jul 22, 2013 @ 04:00 AM

 By: Susan Hoffman

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