Using Gain in Ultrasound

By Erika Wierman, DVM on Tue, May 04, 2021 @ 11:42 AM

Student-be-like

It's funny because it’s true.... but don’t be this person! Overuse of gain can result in a washed out image and unnecessary noise. Before reaching for that gain control, consider your contact, transducer choice, and frequency.

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?

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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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What is your diagnosis of this ultrasound image?

By Mia Varra on Thu, Jun 02, 2011 @ 02:29 PM

Just for fun, we thought we would see if our blog readers can diagnosis an ultrasound image that we post. What is your diagnosis of the ultrasound image below?

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