Física del Ultrasonido

M-mode
Gain artifact Side-by-side comparison of appropriate and high gain
Gain artifact Side-by-side comparison of appropriate and high gain
Reverberation artifact Reverberation artifact from superficial echogenic (and parallel) tissues
Reverberation artifact Reverberation artifact from echogenic needle entering vessel
Reverberation artifact Reverberation artifact (arrowheads) from echogenic needle entering vessel
Reverberation artifact Reverberation artifact denoted by arrowheads
Acoustic shadowing Acoustic shadowing from layered gallstones
Acoustic shadowing Acoustic shadowing (arrowheads) from layered gallstones
Posterior acoustic enhancement Ocular ultrasound with posterior acoustic enhancement
Posterior acoustic enhancement Ocular ultrasound with posterior acoustic enhancement (arrowheads)
Comet tail artifact Chest ultrasound with noted comet tail artifact
Comet tail artifact Comet tails noted by arrowheads; patient with pulmonary edema
Edge artifact Gallbladder with edge artifact shadowing
Edge artifact Edge artifact (arrowheads) from gallbladder, with adjacent dirty shadowing from bowel gas
Mirror artifact Right upper quadrant ultrasound with mirror artifact of the kidney (arrowheads) and liver
Mirror artifact Mirror artifact on endocavitary study of the uterus
Mirror artifact Mirror artifact on endocavitary study of the uterus
Attenuation Attenuation of ultrasound (green arrow) as it travels through a medium
Axis Transverse (green arrow) and longitudinal (blue arrow) axes
Color flow Doppler Color box (arrowheads) overlying common femoral artery and vein
Angle of insonation Angle of insonation, or "incidence," of the ultrasound beam with regard to the object of interest
Spectral Doppler Spectral Doppler being used in echocardiography exam

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Física del Ultrasonido