Pedicle Screw Pseudofracture on Computed Tomography Secondary to Metal Artifact Reduction
Shuliang Ge1, Naresh Kumar2, James Thomas Patrick Decourcy Hallinan1,3
1Department of Diagnostic Imaging, National University Hospital, 5 Lower Kent Ridge Road, Singapore 119074, Singapore.
Diagnostics (Basel, Switzerland)
|January 11, 2024
Abstract:
Metal artifact reduction (MAR) algorithms are commonly used in computed tomography (CT) scans where metal implants are involved. However, MAR algorithms also have the potential to create new artifacts in reconstructed images. We present a case of a screw pseudofracture due to MAR on CT.
Keywords:
X-ray computed methodsartifactscomputer-assisted methodshumansprostheses and implantsradiographic image interpretationspine surgerytomography

