55 results
Critical and Emergent Causes of Neuromuscular Weakness
CRITICAL DIAGNOSES 
 - Cerebral cortex or subcortical 
 -
Neuromuscular Weakness ... - Peripheral nerve ... - Peripheral nerve ... #Differential # ... Neurology #Causes
PERIPHERAL NERVE INJURIES

#Diagnosis #Neurology #Peripheral #Nerves #UpperLimbs #Extremity #BrachialPlexus #Roots #Injuries #Deficits #Radial #Median #Ulnar #Axillary
PERIPHERAL NERVE ... INJURIES #Diagnosis ... #Neurology #Peripheral ... #Nerves #UpperLimbs ... Musculocutaneous #Comparison
Upper Extremity Nerve Pathologies 

 • Axillary Nerves
 • Musculocutaneous Nerve
 • Radial Nerve
 • Median
Upper Extremity Nerve ... • Radial Nerve ... #Pathologies #differential ... #diagnosis #Neuropathy ... #innervation #neurology
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Cord Injury by Nerve ... Antecubital Fossa Elbow ... Middle Finger Elbow ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Causes of Facial Weakness ... - Differential ... Diagnosis Algorithm ... (2% of facial nerve ... #Causes #neurology
Algorithm for the Evaluation of Weakness

- Dr. Tom Fadial @thame 

#Weakness #Algorithm #Evaluation #Diagnosis #Differential #Neurology
Evaluation of Weakness ... Fadial @thame #Weakness ... Algorithm #Evaluation #Diagnosis ... #Differential # ... Neurology
Physical exam findings of various ocular palsies; image courtesy of the BMJ

R 3rd nerve palsy
R 4th
palsy R 4th nerve ... palsy R 6th nerve ... CNIII #CNIV #CNVI #Neurology ... #Diagnosis #Chart ... #Comparison
CN III Palsy - Oculomotor Nerve
 • Ptosis: Loss of innervation of the levator palpebrae superior.
Palsy - Oculomotor Nerve ... Ptosis is severe in comparison ... Extraocular Muscle Weakness ... #Cranial #neurology ... #diagnosis
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Elbow Flexion ... Elbow Extension ... C7 Radial Nerve ... #Orthopedics #Neurology ... #Diagnosis
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Tumor • Motor Nerves ... multiplex, Phrenic nerve ... #Causes #differential ... #diagnosis #neurology