11 results
Myasthenia Gravis Overview

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

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia ... Myasthenia gravis ... such as cogan sign ... tumor, and always ask ... ophthalmology #neurology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • Neurologic ... • Myasthenia ... Error • Cataract/Lens ... #DoubleVision #Differential
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
Myasthenia Gravis ... age 50 years in men ... antibodies - MuSK-positive ... #Gravis #diagnosis ... #management #neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... Myasthenia gravis ... Neurogenic Ptosis - Neurologic ... change • Contact lens ... #Differential #
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Generalized Weakness - Differential ... Resp/Heme: CHF, valves ... stroke, tumor), LMN ... NMJ disorder (Myasthenia ... Diagnosis #causes #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease (MS ... Eaton Syndrome, Myasthenia ... Gravis, Organophosphate ... Weakness #Causes #differential ... #diagnosis #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 ... #Diagnosis #neurology
Floppy Baby Syndrome
 • Infantile Botulism
 • Acute Flaccid Myelitis
 • Guillain Barre
 • Neonatal Myasthenia
Barre • Neonatal Myasthenia ... Gravis Clinical ... LMN signs - Assess ... Syndrome #pediatrics #differential
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... systemic sx + signs ... or sed rate): Value ... very remarkable w/differential ... and age/2 for men