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Abstract #0593

Accelerated Diffusion Weighted Imaging in the Liver with Blipped CAIPIRINHA Based Simultaneous Multi Slice Acquisition

Himanshu Bhat1, Juan Cevasco2, Daniel Cornfeld3, Ralph Strecker4, Bruce S. Spottiswoode5, Frank H. Miller6, Charles Fasanati6, Stephen F. Cauley7, Kawin Setsompop7, Keith A. Heberlein8

1Siemens Medical Solutions, Charlestown, MA, United States; 2Centro de Diagnsticos Brasil (CDB), Sao Paulo, Brazil; 3Department of Diagnostic Radiology, Yale-New Haven Hospital, New Haven, CT, United States; 4Siemens Healthcare, Sao Paulo, Brazil; 5Siemens Medical Solutions USA Inc., Chicago, IL, United States; 6Department of Radiology, Northwestern University Feinberg School of Medicine, Chicago, IL, United States; 7A. A. Martinos Center for Biomedical Imaging, Department of Radiology, Massachusetts General Hospital, Charlestown, MA, United States; 8Siemens Healthcare USA, Charlestown, MA, United States

This study shows feasibility of using the blipped CAIPIRINHA technique with a slice acceleration factor of 2 for DWI in the liver. Comparable quantitative and qualitative results can be acquired with this technique in half the scan time compared with a conventional non slice accelerated sequence.

Keywords

abdomen accelerated acceleration acquisition acquisitions addition adiabatic anterior apparent apply artifacts audience background biomedical blinded blipped blips body brain breathing called characterizing clinical clinicians coefficient coils comparable consider correlated correlation cover coverage criterion datasets defined demonstration depending desired detecting deviation diagnosed diagnosis diagnostic diffusion displacing distributed done either encoding entire equivalent excited exciting faster feasibility frank free general goal grade gradient haven henceforth heterogeneous highly hospital identical improved individually initial intensity intention intrinsic inversion investigation kidney leading lesion liver manually mass measured medical medicine metrics miller minimize misalignment motion noise northwestern outliers overall partial pathologies pathology patient patients phantom plot possibilities posterior potentially preserving previously promising pulse qualitative quality quantitative radiologists radiology reads reception reconstructing reduced reducing reduction related relies researchers resolution respiratory sample sampling saturation scanned scanner scatter school selective shot simultaneously since slice slices solutions space spatial spectrally statistically subjective sufficient target throughout tissue utility validation volume world years