Doppler: Part 3

Doppler artifactstwinkle artifactcolor bloomingflash artifactcolor write priorityNyquist limitPRFcolor aliasing
Doppler: Part 3
SPI Exam Prep

Doppler: Part 3

Identify and resolve color Doppler artifacts like twinkle, blooming, and flash artifact. Understand the impact of color write priority and the Nyquist limit on image quality and diagnostic accuracy. ARDMS, ARRT, and CCI registry exam preparation.

21:25
Full lesson

Transcript

21:25 lesson

Twinkle artifact appears as a mosaic pattern behind highly reflective surfaces like renal stones. Color blooming occurs when excessive gain causes signals to bleed beyond the vessel wall.

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