3126 results
Myasthenia Gravis - Ptosis, Diplopia, Blurred Vision

Acute Myasthenic Crisis 
• Triggered by infection, medication 
• Respiratory
Myasthenia Gravis ... Vision Acute Myasthenic ... ventilation #Myasthenia
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Myasthenia Gravis ... thyroid, Sjogren syndrome ... “dropping head syndrome ... - Kearns-Sayre syndrome ... syndrome - Miller
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Oculomotor • Myasthenia ... Lambert-Eaton Myasthenic ... Syndrome • Botulism
Myasthenia Gravis
Signs, Symptoms and Testing - Likelihood Ratios
Does this patient have myasthenia gravis?
JAMA. 2005 Apr 20;293(15):1906-14.
Myasthenia Gravis ... this patient have myasthenia ... #Diagnosis #Myasthenia ... LikelihoodRatios #PhysicalExam
Curtain Sign - Enhanced Ptosis in Myasthenia Gravis
Because of bilateral eyelid innervation, when the more affected
Enhanced Ptosis in Myasthenia ... Enhanced #Ptosis #Myasthenia ... clinical #video #physicalexam
Ice-pack Test for Myasthenia Gravis - Likelihood Ratio (LR) +24 / -0.16
Ice pack's can be used
Ice-pack Test for Myasthenia ... Icepack #Test #Myasthenia ... #Gravis #physicalexam
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 ... prevent prolonged myasthenic ... higher risk of myasthenic
Eye Ptosis in Myasthenia Gravis

via @neurologiabr

#Eye #Ptosis #Myasthenia #Gravis #Ocular #clinical #Video #Gaze #Fatigue #PhysicalExam
Eye Ptosis in Myasthenia ... #Eye #Ptosis #Myasthenia ... Gaze #Fatigue #PhysicalExam
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Vertebral dissection, Myasthenia ... , Orbital apex syndrome ... Miller-Fisher syndrome
Spinal Cord Injury Syndromes
Complete, Incomplete, Paraplegia, Tetraplegia
Incomplete Spinal Cord Syndromes:
 - Brown Sequard Syndrome
 - Anterior
Spinal Cord Injury Syndromes ... Brown Sequard Syndrome ... Anterior Cord Syndrome ... Posterior Cord Syndrome ... - Central Cord Syndrome