Q1 There is an artefact in aorta left sided image (above and below) on MDCT cardiac scan.What is that artefact?
Q2 How was that artefact removed (no artefact on right sided image ,above and below)?
ANS
Q1.Pulsatility artefact (duoble lumen of aorta in above image ,step artefact on down image)
Q2.---By use of ECG gating and taking the image at end-diastole (when cardiac pulsation is least)
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