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Ultrafast motion-minimized shoulder MRI with a deep learning constrained Compressed SENSE reconstruction

Jihun Kwon¹, Masami Yoneyama¹, Takashige Yoshida², Kohei Yuda², Yuki Furukawa², Johannes M. Peeters³, and Marc Van Cauteren³
¹Philips Japan, Tokyo, Japan, ²Tokyo Metropolitan Police Hospital, Nakano, Japan, ³Philips Healthcare, Best, Netherlands

The accelerated CS-AI showed comparable image quality to that of the reference method. The acquisition time for CS-AI was about 40 seconds, which is less than one-third of the reference method.

Figure 2. Fat-suppressed PDw axial images for (a) C-SENSE reference with acceleration factor 2, (b) SENSE (c) C-SENSE, and (d) CS-AI with acceleration factor 4. The yellow arrows denote suprascapular nerve.

Figure 4. Fat-suppressed T2w coronal images for (a) C-SENSE reference with acceleration factor 2, (b) SENSE, (c) C-SENSE, and (d) CS-AI with acceleration factor 4. The yellow arrows denote synovial fluid.