The allied health specialist who performs ultrasound diagnostic procedures under the supervision of a physician is called a(n): cytotechnologist diagnostic medical sonographer electroneurodiagnostic technologist perfusionist

The diagnostic medical sonographer provides patient services using medical ultrasound (high-frequency sound waves that produce images of internal structures). Working under the supervision of a physician responsible for the use and interpretation of ultrasound procedures, the sonographer helps gather sonographic data to diagnose a variety of conditions and diseases, as well as monitor fetal development.

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