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Nerves/ NCS/ EMG

Topic

Basic Science

Podcast

011

Updated

NERVE INJURIES
NEUROMAS
Nerve Conduction Studies
Electromyography (EMG) - shows progress of re-innervation
Spine Monitoring

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Types of nerve fibres and classification?

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DRAW cross section of nerve and the layers?

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DRAW nerve conduction action potential? #draw

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How is action potential conducted?

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What is the peripheral nervous system? DRAW

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What is the Autonomic nervous system?

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Draw a nerve cell?

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What are the cells in the nervous system?

NERVE INJURIES

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How do you classify nerve injury?

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What are the pathophysiologic stages of compressive neuropathy?

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What is Wallerian degeneration? What are the stages?

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What are the features of progress in healing?

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What is the nerve reconstruction ladder?

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What are the nerve repair principles?

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What are the options for nerve repair?

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Which nerve repair method is best?

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How does nerve grafting work?

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Is there a time limit for nerve grafting/transfer?

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How to match fascicles?

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What factors affect nerve healing?

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What are the terms used to describe abnormal sensations?

NEUROMAS

SRN neuroma post op

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What is a neuroma?

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What are the types of neuromas?

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What is the management of neuroma?

Nerve Conduction Studies

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What is nerve conduction study?

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NCS findings in the 3 Seddon classifications:

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What is supramaximal stimulation?

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What is the significance of normal SNAP but loss of sensation?

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What are the special waves?

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What are F-waves (foot waves)? What are they used for?

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What is the 'H' Reflex?

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Describe NCS for Median nerve CTS?

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What are the normal conduction velocity and amplitude?

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What are the usual SNAP values?

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What slows the velocity? What are the implications?

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What are orthodromic and antidromic potentials?

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What are the other common stimulation sites?

Electromyography (EMG) - shows progress of re-innervation

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What is EMG?

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What is the interpretation?

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What are the EMG findings for COMPLETE nerve injury (Neurotmesis) with subsequent chronic denervation?

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What are the EMG findings for INCOMPLETE nerve injury?

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What are the EMG findings in myopathy?

Spine Monitoring

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How do you monitor the spine intraop?

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What is SSEP?

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What is MEP?

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Which is more accurate?

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What factors affect SSEP and MEP?

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What to do if drop in signal?

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How does EMG monitoring work?

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What muscles do you use for EMG monitoring?

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Prize her highly, and she will exalt you; she will honor you if you embrace her. Proverbs 4:8