Basic Operation of an Ultrasound Machine

May 20, 2019 by in ULTRASONOGRAPHY Comments Off on Basic Operation of an Ultrasound Machine

Key Points • Optimize gain settings to correctly identify anechoic structures, such as blood, and differentiate hypoechoic, isoechoic, and hyperechoic structures. • Adjust depth to center the structure of interest…

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Ultrasound Physics

May 20, 2019 by in ULTRASONOGRAPHY Comments Off on Ultrasound Physics

Key Points • Understanding ultrasound physics is essential to acquire and interpret images accurately. • Higher-frequency transducers produce higher-resolution images but penetrate shallower. Lower-frequency transducers produce lower-resolution images but penetrate…

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Overview

May 20, 2019 by in ULTRASONOGRAPHY Comments Off on Overview

Key Points • Ultrasound waves are scattered at an air interface. Normal or partially aerated lungs produce reverberation artifacts in discrete patterns that correlate with underlying pathology. • Thoracic ultrasonography…

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Evolution of Point-of-Care Ultrasound

May 20, 2019 by in ULTRASONOGRAPHY Comments Off on Evolution of Point-of-Care Ultrasound

Key Points • Point-of-care ultrasound is defined as a goal-directed, bedside ultrasound examination performed by a healthcare provider to answer a specific diagnostic question or to guide performance of an…

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