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  1. Ultrasound: What It Is, Purpose, Procedure & Results

    Apr 12, 2022 · Ultrasound (also called sonography or ultrasonography) is a noninvasive imaging test. An ultrasound picture is called a sonogram. Ultrasound uses high-frequency sound waves …

  2. Ultrasounds: Purpose, Procedure, Uses, Results and Benefits

    Oct 3, 2024 · What Is an Ultrasound? Ultrasound is a diagnostic medical tool that uses sound waves to produce images of the inside of your body. It also can be used to treat certain …

  3. Ultrasound: Purpose, Procedure, and Preparation - Healthline

    Dec 12, 2019 · What is an ultrasound? An ultrasound scan is a medical test that uses high-frequency sound waves to capture live images from the inside of your body. It’s also known as …

  4. Ultrasound - Mayo Clinic

    May 3, 2024 · Diagnostic ultrasound is a safe procedure that uses low-power sound waves. There are no known risks. Ultrasound is a valuable tool, but it has limitations. Sound waves don't …

  5. Ultrasound - Wikipedia

    Ultrasound is defined by the American National Standards Institute as " sound at frequencies greater than 20 kHz". In air at atmospheric pressure, ultrasonic waves have wavelengths of …

  6. Ultrasound - National Institute of Biomedical Imaging and ...

    Medical ultrasound falls into two distinct categories: diagnostic and therapeutic. Diagnostic ultrasound is a non-invasive diagnostic technique used to image inside the body.

  7. Types and Uses of Ultrasounds - Verywell Health

    Sep 27, 2024 · Ultrasound testing, also known as sonography, is a medical test that uses sound waves to produce pictures of organs, blood vessels, or tissues inside the body. An ultrasound …

  8. Ultrasound: Purpose, Preparation, Risks, and Results - Health

    Sep 21, 2025 · Ultrasound is a technology that uses sound waves to generate images (sonograms). It looks at areas inside your body and does not involve radiation.

  9. Ultrasound Imaging - University of Mississippi Medical Center

    Ultrasound imaging is a safe, painless diagnostic procedure that sends sound waves through the body, captures the returning echoes, and displays the image on a monitor.

  10. Ultrasound: MedlinePlus Medical Test

    Ultrasound uses sound waves to make pictures of areas inside of the body. It can help diagnose certain diseases and check an unborn baby during pregnancy. Learn more.