Visual and quantitative assessment of hip implant-related metal artifacts at low field MRI: a phantom study comparing a 0.55-T system with 1.5-T and 3-T systems.

Hanns-Christian BreitJan VosshenrichMartin ClaussThomas J WeikertBram StieltjesBalázs K KovacsMichael BachDorothee Harder

Published in: European radiology experimental (2023)

Artifact intensity was lowest for Ti alloys at 0.55 T. For other alloys, it was similar at 0.55 T and 1.5 T, higher at 3 T. Despite an inferior gradient system and a larger bore width, the 0.55-T system showed the same artifact intensity of the 1.5-T system.

Keyphrases

image quality
high intensity
dual energy
computed tomography
magnetic resonance imaging
contrast enhanced
soft tissue
diffusion weighted imaging
drug induced