Two hundred 3-dimensional (3D) preimplant and postimplant prostate brachytherapy MRI scans were acquired with a T2-weighted sequence, a T2/T1-weighted sequence, or a T1-weighted sequence.
To investigate machine segmentation of pelvic anatomy in magnetic resonance imaging (MRI)-assisted radiosurgery (MARS) for prostate cancer using prostate brachytherapy MRIs acquired with different pulse sequences and image contrasts. 8 Department of Cancer Systems Imaging, The University of Texas MD Anderson Cancer Center, Texas.7 Department of Imaging Physics, The University of Texas MD Anderson Cancer Center, Houston, Texas Medical Physics Graduate Program, MD Anderson Cancer Center UTHealth Graduate School of Biomedical Sciences, Houston, Texas.6 Department of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, Texas.5 Medical Physics Graduate Program, MD Anderson Cancer Center UTHealth Graduate School of Biomedical Sciences, Houston, Texas Department of Diagnostic Radiology, The University of Texas MD Anderson Cancer Center, Houston, Texas.4 Medical Physics Graduate Program, MD Anderson Cancer Center UTHealth Graduate School of Biomedical Sciences, Houston, Texas Department of Radiation Physics, The University of Texas MD Anderson Cancer Center, Texas.3 Department of Biostatistics, The University of Texas MD Anderson Cancer Center, Houston, Texas.Electronic address: 2 Department of Radiation Oncology, University of Arkansas for Medical Sciences, Little Rock, Arkansas. 1 Department of Imaging Physics, The University of Texas MD Anderson Cancer Center, Houston, Texas Medical Physics Graduate Program, MD Anderson Cancer Center UTHealth Graduate School of Biomedical Sciences, Houston, Texas.
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