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Diffusion Tensor MR Imaging and Fiber Tractography: Technical Considerations

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Figure

Fig 1. Shift of DWIs due to eddy currents.position compared within a different direction than in A, The b � 0 s/mm2 image with the brain-CSF interface outlined (yellow)
Fig 2. Combined DWI image shows pronounced artifacts at the anterior temporal lobes andaround the superior cerebellar vermis (black lines) due to mechanical vibration.
Fig 3. Pulse sequence diagrams show the benefits of parallelecho-train length for the single-shot EPI acquisition is onlyhalf as long
Fig 6. Unfolding artifacts from the globes in ASSET-accelerated DWI. A, The b � 0 s/mm2 image acquired at 3T with an ASSET acceleration factor of R � 2 shows unfolding artifactsfrom the distorted high-signal-intensity globes appearing as dark bands in the

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