Low-dose contrast-enhanced time-resolved angiography with stochastic trajectories with iterative reconstruction (IT-TWIST-MRA) in brain arteriovenous shunt.
Akihiko SakataRyo SakamotoYasutaka FushimiSatoshi NakajimaTakuya HinodaSonoko OshimaJens WetzlMichaela SchmidtMasakazu OkawaKazumichi YoshidaSusumu MiyamotoYuji NakamotoPublished in: European radiology (2022)
• Iterative reconstruction significantly improves the image quality of TWIST-MRA covering the whole brain. • The short temporal footprint and denoising effect of iterative reconstruction enhances the quality of 4D-MRA. • IT-TWIST-MRA yields clinically feasible images of AVS with low-dose GBCA.
Keyphrases
- contrast enhanced
- image quality
- computed tomography
- low dose
- dual energy
- diffusion weighted
- magnetic resonance imaging
- epithelial mesenchymal transition
- magnetic resonance
- diffusion weighted imaging
- resting state
- white matter
- high dose
- optical coherence tomography
- convolutional neural network
- functional connectivity
- depressive symptoms
- deep learning
- pulmonary artery
- coronary artery
- signaling pathway
- machine learning
- blood brain barrier
- multiple sclerosis
- pulmonary hypertension
- quality improvement