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Recent Advancements in Neuromuscular Medicine, An Issue of Physical Medicine and Rehabilitation Clinics - E-Book

Recent Advancements in Neuromuscular Medicine, An Issue of Physical Medicine and Rehabilitation Clinics - E-Book

Gregory T Carter

(2012)

Additional Information

Book Details

Abstract

Issue will cover: sinle muscle fiber electrophysiology, skinned muscle fibers, magnetic resonance imaging in muscular dystrophy, ultrasound of nerve and muscle, microgenomics of the motor neuron system, and electrodiagnostic studies in animal models.

Table of Contents

Section Title Page Action Price
Front Cover Cover
Physical Medicine and Rehabilitation Clinics of North America i
Copyright Page ii
Table of Contents ix
Dedication xvii
Contributors iii
Preface: Advancing Neuromuscular Medicine Through Integration, Translation, and Collaboration xv
Chapter 1. Use of Skeletal Muscle MRI in Diagnosis and Monitoring Disease Progression in Duchenne Muscular Dystrophy 1
MUSCLE IMAGING 2
DUCHENNE MUSCULAR DYSTROPHY 2
POTENTIAL USES OF MRI IN DMD 3
MRI AS A BIOMARKER FOR CLINICAL TRIALS 7
SUMMARY 8
ACKNOWLEDGMENTS 8
REFERENCES 8
Chapter 2. Techniques in Assessing Fatigue in Neuromuscular Diseases 11
DEFINITION OF FATIGUE 11
SYSTEMATIC APPROACH OF FATIGUE IN NEUROMUSCULAR DISEASES 12
PHYSICAL FATIGABILITY HAS A CENTRAL OR PERIPHERAL ORIGIN 16
SUMMARY 20
REFERENCES 20
Chapter 3. The Utility of Electromyography and Mechanomyography for Assessing Neuromuscular Function: A Noninvasive Approach 23
ELECTROMYOGRAPHY 23
EMG RESPONSES TO ISOMETRIC AND DYNAMIC SUBMAXIMAL TO MAXIMAL MUSCLE ACTIONS 25
USING EMG TO IDENTITY FATIGUE THRESHOLD 25
MMG RESPONSES TO ISOMETRIC AND DYNAMIC SUBMAXIMAL TO MAXIMAL MUSCLE ACTIONS 28
POTENTIAL APPLICATION OF EMG AND MMG WITH CLINICAL POPULATIONS 28
USING MMG FOR CONTINUOUS MUSCLE ACTIONS 28
SUMMARY 29
REFERENCES 29
Chapter 4. Novel Concepts Integrated in Neuromuscular Assessments for Surgical Restoration of Arm and Hand Function in Tetraplegia 33
ANATOMY AND CLINICAL EXAMINATION 34
PLANNING OF RECONSTRUCTION 35
NEW DEVELOPMENTS 43
ACKNOWLEDGMENTS 47
REFERENCES 47
Chapter 5. The Effects of Activeand Passive Stretching on Muscle Length 51
WHAT IS KNOWN ABOUT MUSCLE LENGTH ADAPTATION? 52
IS CONTRACTILE ACTIVITY NECESSARY TO ADJUST MUSCLE LENGTH? 52
WHAT DOES PASSIVE STRETCH DO AND NOT DO? 53
DOES REMODELING OF THE CONNECTIVE TISSUE DECREASE STIFFNESS? 54
SUMMARY 55
REFERENCES 55
Chapter 6. Hypohomocysteinemia: A Potentially Treatable Cause of Peripheral Neuropathology? 59
CLINICAL RAMIFICATIONS 61
DISCUSSION 62
REFERENCES 64
Chapter 7. Regional and Whole-Body Dual-Energy X-Ray Absorptiometry to Guide Treatment and Monitor Disease Progression in Neuromuscular Disease 67
DUAL-ENERGY X-RAY ABSORPTIOMETRY 67
REGIONAL DEXA 68
ADVANTAGES OF DEXA 68
DISADVANTAGES OF DEXA 69
DEXA IN NEUROMUSCULAR DISEASES 70
CLINICAL APPLICATIONS OF DEXA 71
SUMMARY 72
REFERENCES 72
Chapter 8. Establishing Clinical End Points of Respiratory Functionin Large Animals for Clinical Translation 75
RESPIRATORY ASSESSMENT IN NMD PATIENTS 75
INSPIRATORY MUSCLE WEAKNESS 76
INSPIRATORY MUSCLE FATIGUE 77
EXPIRATORY MUSCLE DYSFUNCTION 78
RESPIRATORY ASSESSMENT IN THE DOG 82
SUMMARY 91
REFERENCES 91
Chapter 9. New Opportunities and Novel Paradigms to Support Neuromuscular Research 95
CORE DESCRIPTIONS 97
NSMRC OPPORTUNITIES FOR REHABILITATION RESEARCHERS 102
THE NSMRC SHARES ITS EXPERTISE IN MUSCLE WITH THE REHABILITATION COMMUNITY 102
REFERENCES 104
Chapter 10. Skeletal Muscle Edema in Muscular Dystrophy: Clinical and Diagnostic Implications 107
PROGRESSION OF MUSCLE CHANGE ASSESSMENT WITH IMAGING 108
PATTERNS OF MUSCLE CHANGE IN MUSCULAR DYSTROPHY 111
QUANTIFYING CHANGES IN MUSCLE 113
FUTURE 119
SUMMARY 119
REFERENCES 119
Chapter 11. Cardiac MRI in Muscular Dystrophy: An Overview and Future Directions 123
STRAIN AS AN EARLY INDICATOR OF HEART PROBLEMS 126
COMPLEXITY OF INTERPRETING STRAIN METRICS 127
STRAIN ACROSS THE LONGITUDINAL COURSE 127
STRAIN AS A TREATMENT INDEX 128
TREATMENT INDEXES: STRAIN IN OTHER METHODS 128
T2 MEASUREMENT 128
LGE 129
DUCHENNE MUSCULAR DYSTROPHY (FEMALE CARRIERS) 129
THE FULL PICTURE IN MUSCULAR DYSTROPHY: CARDIAC MAGNETIC RESONANCE + STRAIN + LGE + T2: WHAT, WHEN, AND WHERE? 130
REFERENCES 130
Chapter 12. Neuromuscular Ultrasonography: Quantifying Muscle and Nerve Measurements 133
MUSCLE ULTRASONOGRAPHY 134
QUANTIFICATION OF NERVE ULTRASONOGRAPHY 142
SUMMARY 144
REFERENCES 144
Chapter 13. The Paradox of Muscle Hypertrophy in Muscular Dystrophy 149
VARIABLE MUSCLE INVOLVEMENT AND HYPERTROPHY 150
POSTURAL INSTABILITY AND CONTRACTURES 156
MECHANISMS CONTRIBUTING TO MUSCLE HYPERTROPHY 162
MYOSTATIN INHIBITION IN MUSCLE DISEASE 163
SUMMARY 166
REFERENCES 166
Chapter 14. Exercise Testing in Metabolic Myopathies 173
OVERVIEW OF METABOLIC MYOPATHIES 173
THE METABOLIC RESPONSES TO EXERCISE 174
GLYCOGEN STORAGE DISEASE 176
FATTY ACID OXIDATION DEFECT 177
MITOCHONDRIAL MYOPATHIES 178
EXERCISE TESTING IN METABOLIC MYOPATHIES 178
FOREARM EXERCISE TESTING 179
AEROBIC EXERCISE TESTING 181
SUMMARY 184
ACKNOWLEDGMENTS 184
REFERENCES 184
Chapter 15. Nutrition Strategies to Improve Physical Capabilities in Duchenne Muscular Dystrophy 187
CHARACTERISTICS OF DMD 188
WHY NUTRITIONAL AND PHYSICAL ACTIVITY THERAPIES? 189
WHAT IS CURRENTLY KNOWN 189
GTE 190
RECOMMENDATIONS 195
SUMMARY 195
REFERENCES 196
Chapter 16. Aging of Human Muscle: Understanding Sarcopenia at the Single Muscle Cell Level 201
WHOLE-MUSCLE WEAKNESS 203
WEAKNESS OF SINGLE MUSCLE FIBERS 204
PHYSIOLOGIC, CELLULAR, AND MOLECULAR CONTRIBUTORS TO SARCOPENIA AND WEAKNESS 205
COUNTERMEASURES 206
REFERENCES 206
Index 209