Neuroradiology: Brain Imaging
Dr. Kwame Asante
LeMay Publishing
MEDICAL
Neuroradiology: Brain Imaging
Radiology14,859 words61 chapters
Published by LeMay Publishing. 14,859 words across 61 chapters.
About This Publication
Structural and functional brain imaging covering MRI and connectomics, providing a comprehensive reference for advanced neuroimaging techniques in clinical and research applications.
Published by LeMay Publishing, a division of LeMay. Massachusetts.
ISBN: 979-8-0000-7043-7
Chapters
1NEURORADIOLOGY: BRAIN IMAGING
2Structural and Functional Brain Imaging Covering MRI and Connectomics
3ABOUT THE AUTHOR
4TABLE OF CONTENTS
5PREFACE
6CHAPTER 1: FOUNDATIONS OF NEUROIMAGING
71.1 Historical Development of Brain Imaging
81.2 Physics of Magnetic Resonance Imaging
91.3 Signal Generation and Tissue Contrast
101.4 The Clinical Imperative for Advanced Neuroimaging
11CHAPTER 2: STRUCTURAL MRI OF THE BRAIN
122.1 Conventional Structural Sequences
132.2 High-Resolution Volumetric Imaging
142.3 Gray Matter and White Matter Morphometry
152.4 Voxel-Based Morphometry and Cortical Thickness Analysis
162.5 Clinical Applications of Structural MRI
17CHAPTER 3: DIFFUSION-WEIGHTED AND DIFFUSION TENSOR IMAGING
183.1 Principles of Diffusion-Weighted Imaging
193.2 The Diffusion Tensor Model
203.3 Diffusion Metrics: Fractional Anisotropy, Mean Diffusivity, and Beyond
213.4 Tractography: Deterministic and Probabilistic Approaches
223.5 Advanced Diffusion Models: HARDI, DSI, and Multi-Shell Acquisitions
233.6 Clinical Applications and Limitations
24CHAPTER 4: FUNCTIONAL MRI: PRINCIPLES AND PARADIGMS
254.1 The Blood-Oxygen-Level-Dependent Signal
264.2 Task-Based Functional MRI
274.3 Experimental Design: Block, Event-Related, and Mixed Designs
284.4 Statistical Analysis and the General Linear Model
294.5 Presurgical Functional Mapping
304.6 Pitfalls and Artifacts in Functional MRI
31CHAPTER 5: RESTING-STATE FUNCTIONAL MRI AND BRAIN NETWORKS
325.1 Spontaneous Neural Activity and Low-Frequency Fluctuations
335.2 Resting-State Networks: The Default Mode and Beyond
345.3 Methods of Connectivity Analysis
355.4 Independent Component Analysis and Seed-Based Approaches
365.5 Dynamic Functional Connectivity
375.6 Clinical Translation of Resting-State Functional MRI
38CHAPTER 6: CONNECTOMICS: MAPPING THE HUMAN BRAIN NETWORK
396.1 Defining the Connectome
406.2 Structural Connectomics: Construction and Analysis
416.3 Functional Connectomics and Network Topology
426.4 Graph Theory in Brain Imaging
436.5 Hub Regions, Modularity, and Small-World Architecture
446.6 Connectomics in Neurological and Psychiatric Disease
456.7 The Future of Clinical Connectomics
46CHAPTER 7: ADVANCED AND EMERGING TECHNIQUES
477.1 Ultra-High-Field MRI at 7 Tesla and Beyond
487.2 MR Spectroscopy of the Brain
497.3 Perfusion Imaging: ASL and DSC Methods
507.4 Quantitative Susceptibility Mapping
517.5 Artificial Intelligence and Machine Learning in Neuroimaging
527.6 Multimodal Integration and the Path Forward
53CHAPTER 8: CLINICAL CASE STUDIES IN NEURORADIOLOGY
548.1 Acute Ischemic Stroke
558.2 Glioblastoma: Presurgical Planning with Advanced MRI
568.3 Multiple Sclerosis: Structural and Functional Correlates
578.4 Alzheimer Disease: From Morphometry to Connectomics
588.5 Traumatic Brain Injury: Beyond Conventional Imaging
598.6 Epilepsy: Localizing the Seizure Focus
60BIBLIOGRAPHY
61INDEX