Introduction to DTI Workshop

DTI Workshop given at University of Michigan, August 2nd, 2018

Part 1: Lecture
0:00 Introduction
12:46 Overview of Diffusion Weighted Imaging
17:14 History of diffusion
23:07 Creating the diffusion image (diffusion gradients, bvals, and b0 images)
41:11 DTI terms (eigenvectors, eigenvalues, color coding diffusion directions, and fitting the tensor)
50:54 Drawbacks of DTI

Part 2: Practical
59:59 Overview of the practical
1:03:30 Sources of noise in diffusion data and overview of QA
1:11:06 Using the command line
1:20:12 Viewing the data with fsleyes
1:25:50 bval and bvec files
1:30:02 Overview of the DTI preprocessing and QA script
1:38:50 Running the script
1:43:12 Looking at the denoised data
1:46:10 Checking the number of fixed slices
1:49:29 Checking the skullstripping
1:54:00 Overview of the TBSS script
1:56:04 Checking the normalization of the FA maps
1:59:25 Overview of the statistical model script
2:03:15 Looking at the statistical overlays
2:05:36 Using the atlas tool and running ROI analyses

Part 3: Appendices
2:13:57 Appendix A: Using MRIcroGL for DICOM conversion
2:17:29 Appendix B: Viewing the tensors