614 results
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Differential Diagnosis Algorithm ... Oculomotor • Myasthenia ... Lambert-Eaton Myasthenic ... #Causes
Causes of Hypotonic Infant (Floppy Newborn) - Differential Diagnosis Algorithm
Central Nervous System - Decreased LOC, Axial
Causes of Hypotonic ... Differential Diagnosis Algorithm ... Decreased LOC, Axial Weakness ... and Transient Myasthenia ... #Causes #Peds #
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
variable degree of weakness ... Limb- proximal weakness ... crises”. ... Crises - Severe ... bulbar weakness
Weakness - Differential Diagnosis Algorithm

Kara Lau @ytk_lau

#Weakness #Differential #Diagnosis #Algorithm #causes
Weakness - Differential ... Diagnosis Algorithm ... Lau @ytk_lau #Weakness ... Differential #Diagnosis #Algorithm ... #causes
Drugs associated with worsening of Myasthenia Gravis (MG):
•	D-penicillamine 
•	Botulinum toxin.
•	Telithromycin
•	Fluoroquinolones 
•	Quinine
•	Magnesium
•	Macrolide antibiotics 
•	Corticosteroids (may cause transient
with worsening of Myasthenia ... Corticosteroids (may cause ... prevent prolonged myasthenic ... higher risk of myasthenic ... because of bulbar weakness
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Causes of Facial ... Weakness - Differential ... Diagnosis Algorithm ... AnnKumfer #Facial #Weakness ... Differential #Diagnosis #Algorithm
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
More likely to cause ... or respiratory weakness ... glucocorticoids - can cause ... mild to moderate weakness ... or generalized weakness
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Weakness • Spinal ... Eaton Syndrome, Myasthenia ... Neuromuscular #Weakness ... #Causes #differential
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Causes of Proximal ... Muscle Weakness ... neurologic disease • Myasthenia ... #differential #causes
Diagnosis of Myasthenia Gravis - Physical Exam Maneuvers
 • Sustained lateral gaze for seconds to elicit
Diagnosis of Myasthenia ... ptotic eyelid will cause ... due to laryngeal weakness ... for neck flexor weakness ... BrighamMedRes #Myasthenia