11 results
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Demyelinating Disease (MS ... , Myasthenia Gravis ... #differential #diagnosis ... #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Brain stem/Cranial nerve ... test - Cogan sign ... - Peek sign ... - Repetitive nerve ... #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Diagnosis Framework ... Postsynaptic: Myasthenia Gravis ... Lack of UMN/LMN signs ... #Differential #Diagnosis ... #neurology
NINDS Diagnostic Criteria for Guillain Barre Syndrome 
Features Required for Guillain-Barré Syndrome:
 • Progressive muscle weakness
, Mild sensory symptoms ... or signs, Cranial ... nerve involvement ... nervous system signs ... #neurology #neuropathy
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
junction, cranial nerve ... to ptosis and weakness ... eyelid: • Third nerve ... #Ptosis #neurology ... #ophthalmology
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
non-localized EOM weakness ... such as cogan sign ... PhysicalExam #clinical #video ... #ophthalmology ... #neurology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Upper extremity weakness ... #diagnosis #pathophysiology ... #signs #symptoms ... #msk #orthopedics ... #neurology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... : • Weakness ( ... damage to sacral nerves ... #MSK #pathophysiology ... #diagnosis #symptoms
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
• Or brainstem syndromes ... Spasm, Cramping, Weakness ... Signs and symptoms ... vision, Diplopia, Weakness ... #management #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Weakness: - Weakness ... • Bilateral signs ... and/or symptoms ... brain and/or optic nerve ... #management #neurology