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The SFEMG Book
Preface
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SFEMG Videos
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SFEMG Videos
Introduction
The Authors
The SFEMG Book
AID Jitter System
Principles of SFEMG
Needle, Selectivity and Instrumentation
Fiber Density Measurements
Jitter Phenomenon and Stimulation SFEMG
Jitter Measurement During Voluntary Activation
Quality Control in SFEMG
Jitter during Voluntary Activation and Stimulation
Velocity Recovery Function
Technical Aspects of SFEMG
Trigger and Delay Line
Filters
Amplitude Variation in SFEMG Signals
Jitter Display as Dots in Sequential Histograms
Care of Electrodes
SFEMG: Recording and Analysis
Volitional
Frontalis
Biceps Brachii
Extensor Digitorum Communis
Stimulation SFEMG
Frontalis: Needle Stimuation
Frontalis: Surface Stimulation
Orbicularis Oculi
Extensor Digitorum Communis
Tibialis Anterior
Fiber Density
Extensor Digitorum Communis
Jitter: Measurement and Interpretation
Jitter Appreciation
Technical Block (False Trigger)
Triangular After potentials
Recognizing Trends
Visualizing Jitter in Tripple Potential
Selecting the Trigger in a Multi-spike Potential
Analyzing Jitter in a Multi-spike Potential
Split Muscle Fiber
Direct Muscle Stimulation
High Jitter Without Blocking
Flip Flop (Bimodal Jitter)
Neurogenic Blocking
Neurogenic Blocking: Difficult
Ephaptic Transmission
F Response
Axon Reflex
Measuring Jitter with Concentric Electrodes
Technique: Extensor Digitorum Communis
Action Potential Summation in CN EMG
Interviews with the Authors
Diagnosis
Diagnostic strategy
Pre and Post Synaptic Differentiation
Normal Limits for Repetitive Nerve Stimulation
When Repetitive Nerve Stimulation is Abnormal
Longitudinal Studies
Fiber Density in Motor Neuron Disease
Fiber Density in Neuromuscular Junction Disease
Reports
Technical
Concentric Needle for Jitter Analysis
Number of Discharges
Multi-spike Analysis
Outliers and Mean Values
Learning SFEMG
Why Learn SFEMG
How To Learn SFEMG
Perspectives
Erik Stålberg
Joze Trontelj
Donald Sanders
Jitter in Reinnervation
Poem, VRF in late component
Sub and supraliminal jitter. Note F-responses
CNE el.stim, trend in latency (PLS)
Nerve jitter, CNE rec
PLS, CNE el.stim
Nerve jitter CNE recording
CNE in myasthenia gravis
GBS, insufficient stim, large jitter
GBS stable complex, disturbance in negative peak
GBS complex with increasing stim
GBS complex stable CNE recording
Axon reflex in SFEMG