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Aug 7, 2019

Functional MRI Safety and Artifacts during Deep Brain Stimulation: Experience in 102 Patients

Radiology
Alexandre Boutet, Tanweer Rashid, Ileana Hancu, Gavin J B Elias, Robert M Gramer, Jürgen Germann, Marisa Dimarzio, Bryan Li, Vijayashankar Paramanandam, Sreeram Prasad, Manish Ranjan, Ailish Coblentz, Dave Gwun, Clement T Chow, Ricardo Maciel, Derrick Soh, Eric Fiveland, Mojgan Hodaie, Suneil K Kalia, Alfonso Fasano, Walter Kucharczyk, Julie Pilitsis, Andres M Lozano
BackgroundWith growing numbers of patients receiving deep brain stimulation (DBS), radiologists are encountering these neuromodulation devices at an increasing rate. Current MRI safety guidelines, however, limit MRI access in these patients.PurposeTo describe an MRI (1.5 T and 3 T) experience and safety profile in a large cohort of participants with active DBS systems and characterize the hardware-related artifacts on images from functional MRI.Materials and MethodsIn this prospective study,...
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