15 results
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Ocular- 50%: Ptosis ... test - Cogan sign ... - Peek sign ... - Repetitive nerve ... diagnosis #management #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Iniury • One-and-a-half ... Syndrome • Cavernous ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
Clinical Manifestations of Serotonin Syndrome
 • Ophthalmologic: Mydriasis, Ocular clonus (slow horizontal movements)
 • Gastrointestinal: Diarrhea,
Ophthalmologic ... : Mydriasis, Ocular ... Diaphresis, flushing • CNS ... Cardiovascular and ... #Symptoms #spectrum
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia ... such as cogan sign ... PhysicalExam #clinical #video ... #ophthalmology ... #neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
CN III palsy 2. ... junction, cranial nerve ... eyelid: • Third nerve ... #Ptosis #neurology ... Differential #Diagnosis #ophthalmology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
desaturation, Scotoma, Ocular ... pain • Extra-CNS ... , Myasthenia gravis ... Manifestations #diagnosis #neurology ... #symptoms #signs
Cover - Uncover Test Revealing CNVI Palsy

Here the Cover-Uncover test unmasks subtle right CN VI palsy.
#Palsy #CN6 #Abducens ... #Nerve #clinical ... #video #neurology ... #ophthalmology ... #ocular #physicalexam
Left Abducens Spasm on Physical Exam

A 50 yr male with left facial spasm and diplopia, with
Abducens #Spasm #CNVI ... #CN6 #PhysicalExam ... #clinical #ocular ... #ophthalmology ... #neurology #video
Ramsay Hunt Syndrome (Herpes zoster oticus) wit Facial Nerve Palsy
Triad: 
 - Ipsilateral facial paralysis
 -
Ramsay Hunt Syndrome ... oticus) wit Facial Nerve ... canal/auricle, hard ... #neurology #clinical ... #CN7 #CNVII
Weakness - Differential Diagnosis Framework

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