26 results
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Weakness • Spinal ... Demyelinating Disease (MS ... , Myasthenia Gravis ... #Causes #differential ... #diagnosis #neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Sensory Changes - Differential ... • Myasthenia Gravis ... Lambert-Eaton Myasthenic Syndrome ... #Neurology #Differential
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... Serologic and EMG ... test - Cogan sign ... - Peek sign ... diagnosis #management #neurology
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
non-localized EOM weakness ... suspected and anti-ACh ... such as cogan sign ... PhysicalExam #clinical #video ... ophthalmology #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Postsynaptic: Myasthenia Gravis ... Lack of UMN/LMN signs ... #Differential # ... Diagnosis #neurology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
for pinch grip weakness ... caused by ulnar ... Palsy #clinical #video ... #neurology #physicalexam ... #msk #orthopedics
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
Myasthenia Gravis ... More likely to cause ... glucocorticoids - can cause ... #Myasthenia #Gravis ... diagnosis #management #neurology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
involvement: Intractable nausea ... (e.g. oculomotor ... , Myasthenia gravis ... Manifestations #diagnosis #neurology ... #symptoms #signs
Principal patterns of loss of sensation.
 (a) Thalamic lesion: sensory loss throughout opposite side (rare).
Brown—Séquard syndrome ... with ipsilateral weakness ... lesion: loss of all ... #Diagnosis #Neurology ... Review in Clinical Neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... Epidemiology: • 1-2 cases ... complete paralysis of all ... Electrodiagnostic studies - EMG ... management #treatment #neurology