Presentation
Recurrent right flank pain.
Patient Data
Age: 55 years
Gender: Male
From the case:
Twinkle artifact of renal calculi
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Echogenic right renal stones with posterior acoustic shadowing on grey scale ultrasound and twinkle and comet-tail artifacts on color Doppler ultrasound.
Case Discussion
Renal ultrasound shows twinkle and color comet-tail artifacts caused by renal calculi.