55 results
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Clinical Picture ... Ocular- 50%: Ptosis ... Diagnosis - ... #Gravis #diagnosis ... #management #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
palsy • CN VI (Abducens ... One-and-a-half Syndrome ... ophthalmology #neurology ... #differential #diagnosis ... #ocular
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
- Differential Diagnosis ... think about three clinical ... Myasthenia gravis ... Neurogenic Ptosis - Neurologic ... #Ptosis #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... heavy metals), Critical ... , Myasthenia Gravis ... #differential #diagnosis ... #neurology
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
: • Based on clinical ... More likely to cause ... Symptomatic treatment Of ocular ... - Improves clinical ... #management #neurology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Optica (NMO) - Clinical ... desaturation, Scotoma, Ocular ... , Myasthenia gravis ... Manifestations #diagnosis ... #neurology #symptoms
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes ... Diplopia TIER 1-CRITICAL ... Vertebral dissection, Myasthenia ... , Orbital apex syndrome ... #differential #diagnosis
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Algorithm Clinical ... • Neurologic ... • Myasthenia ... Neuromuscular Junction • Myasthenia ... #Algorithm #Causes
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
- Differential Diagnosis ... Rhabdomyolysis, Critical ... NMJ disorder (Myasthenia ... #Differential #Diagnosis ... #causes #neurology
Left Abducens Spasm on Physical Exam

A 50 yr male with left facial spasm and diplopia, with
Left Abducens Spasm ... paroxysmal brainstem syndrome ... #PhysicalExam #clinical ... #ocular #ophthalmology ... #neurology #video