27 results
Critical and Emergent Causes of Neuromuscular Weakness
CRITICAL DIAGNOSES 
 - Cerebral cortex or subcortical 
 -
Neuromuscular Weakness ... nerve - Neuromuscular ... nerve - Muscle ... #Differential # ... Neurology #Causes
1 Minute Neuro Hand Examination - "Check your Six" Mnemonic

A simple way to test the peripheral
nerve function ... salute- median/ulnar ... bobvarkey #Minute #Neurology ... #Hand #finger #Physicalexam ... #clinical #video
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Nerve Palsy ... for pinch grip weakness ... caused by ulnar ... clinical #video ... #neurology #physicalexam
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Tumor • Motor Nerves ... heavy metals), Critical ... #Causes #differential ... #diagnosis #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Abduction - C8-T1 (ulnar ... anesthesia and deltoid weakness ... Myotomes #diagnosis #neurology ... sensory #motor #arm ... #physicalexam
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... • Acute stroke syndromes ... Lesions Of The Peripheral ... #Differential # ... Diagnosis #neurology
Oppositional Grasp Weakness in Carpal Tunnel Syndrome

Dysfunction of the six- Opposition weakness-in carpal tunnel syndrome with
of the median nerve ... & Ulnar nerve ( ... #clinical #video ... #physicaleaxm # ... neurology #orthopedics
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
meningococcal, H1N1) Clinical ... Guillain-Barre Clinical ... Can begin in arms ... Absent Reflexes: Arms ... management #treatment #neurology
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
- Jaw Winking Syndrome ... the trigeminal nerve ... Most cases are congenital ... #clinical #video ... #neurology #physicalexam
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... cross-reacts with peripheral ... or the axon of peripheral ... transplantation CLINICAL ... diagnosis #management #neurology