148 results
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
crises”. ... test - Cogan sign ... - Peek sign ... immunologic assay - MuSK ... diagnosis #management #neurology
Curtain Sign in Myasthenia Gravis on Physical Exam

Because of bilateral eyelid innervation, when the more affected
Curtain Sign in ... Myasthenia Gravis ... #Curtain #Sign # ... clinical #video #neurology ... #ophthalmology
Enhanced Ptosis - Curtain Sign in Myasthenia Gravis on Physical Exam

Because of bilateral eyelid innervation, when
Ptosis - Curtain Sign ... in Myasthenia Gravis ... #Curtain #Sign # ... clinical #video #neurology ... #ophthalmology
Enhanced Ptosis - Curtain Sign in Myasthenia Gravis on Physical Exam

Because of bilateral eyelid innervation, when
Ptosis - Curtain Sign ... in Myasthenia Gravis ... #Curtain #Sign # ... clinical #video #neurology ... #ophthalmology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Oculomotor • Myasthenia ... Lambert-Eaton Myasthenic ... Peripheral #Weakness #Neurology ... 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 ... Patients with MuSK-MG ... higher risk of myasthenic
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Causes of Proximal ... or peripheral neurologic ... disease • Myasthenia ... #differential #causes ... #neurology
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia ... such as cogan sign ... tumor, and always ask ... clinical #video #ophthalmology ... #neurology
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
anti—muscle-specific kinase (MuSK ... antibodies - MuSK-positive ... likely to cause ... glucocorticoids - can cause ... diagnosis #management #neurology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Neurologic ... a mass as the cause ... • Myasthenia ... Neuromuscular Junction • Myasthenia ... #Ophthalmology