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Gallbladder Scan

A 65-year-old female patient was diagnosed to have multiple gallstones. The resident performed a follow up scan and activated color Doppler and positioned the color Doppler box in the region of the gallstones. The gallstones showed some color Doppler signal. This is known as: A. Color Doppler color enhancement. B. Color Doppler bleeding artifact. C. […]

A 65-year-old female patient was diagnosed to have multiple gallstones. The resident performed a follow up scan and activated color Doppler and positioned the color Doppler box in the region of the gallstones. The gallstones showed some color Doppler signal. This is known as:

A. Color Doppler color enhancement.

B. Color Doppler bleeding artifact.

C. Aliasing.

D. Twinkle artifact.

(See answer below)

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Answer: D, Twinkle artifact.

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