Abstract #3559

ZT-AC: Zero TE based PET/MR attenuation correction

Florian Wiesinger¹, Sandeep Kaushik², Dattesh Shanbhag², Venkata Chebrolu², Vivek Vaidya², Sangtae Ahn³, Lishui Cheng³, Andrew Leynes⁴, Jaewon Yang⁴, Thomas Hope⁴, and Peder Larson⁴

¹GE Global Research, Munich, Germany, ²GE Global Research, Bangalore, India, ³GE Global Research, Niskayuna, NY, United States, ⁴University of California San Francisco, San Francisco, CA, United States

We describe a novel PET/MR attenuation correction (AC) method based on zero TE MR imaging that is fast, robust and accounts for bone. The method, termed ZT-AC, was tested for N=10 PET/MR patients in the head and compared relative to gold-standard CT-AC and atlas-based AC methods.

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