12 results
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Vision - Differential ... • Neurologic ... symptoms suggest ... • Myasthenia ... Algorithm #Causes #Ophthalmology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Myasthenia Gravis ... - 50%: Ptosis, diplopia ... life-threatening Differential ... - Peek sign ... #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
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
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
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... Myasthenia gravis ... eyelid: • Third nerve ... #Differential # ... Diagnosis #ophthalmology
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
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Autonomic symptoms ... meningeal irritation signs ... the trigeminal nerve ... #diagnosis #ophthalmology ... #Neurology