11 results
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Myasthenia Gravis ... test - Cogan sign ... - Peek sign ... - Repetitive nerve ... #management #neurology
Curtain Sign in Myasthenia Gravis on Physical Exam

Because of bilateral eyelid innervation, when the more affected
Curtain Sign in ... Myasthenia Gravis ... Myasthenia #Gravis ... PhysicalExam #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 ... Myasthenia #Gravis ... PhysicalExam #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 ... Myasthenia #Gravis ... PhysicalExam #clinical #video ... #neurology #ophthalmology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Demyelinating Disease (MS ... Eaton Syndrome, Myasthenia ... Gravis, Organophosphate ... differential #diagnosis #neurology
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Myasthenia gravis ... such as cogan sign ... #clinical #video ... #ophthalmology ... #neurology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Neurologic ... symptoms suggest ... • Myasthenia ... Neuromuscular Junction • Myasthenia ... Algorithm #Causes #Ophthalmology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Test for Ulnar Nerve ... for pinch grip weakness ... Palsy #clinical #video ... #neurology #physicalexam ... #msk #orthopedics
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Myasthenia gravis ... junction, cranial nerve ... to ptosis and weakness ... eyelid: • Third nerve ... Differential #Diagnosis #ophthalmology
Weakness - Differential Diagnosis Framework

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