45 results
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
thyroid, Sjogren syndrome ... Ocular- 50%: Ptosis ... life-threatening Differential ... syndrome - Miller ... diagnosis #management #neurology
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia ... Her ocular exam ... may constitute a medical ... #PhysicalExam # ... ophthalmology #neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Sensory Changes - Differential ... Oculomotor • Myasthenia ... Syndrome • Botulism ... Peripheral #Weakness #Neurology ... #Differential #
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... Myasthenia gravis ... Neurogenic Ptosis - Neurologic ... #Ptosis #neurology ... #Differential #
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve palsy • Medial ... One-and-a-half Syndrome ... ophthalmology #neurology ... #differential # ... diagnosis #ocular
Curtain Sign in Myasthenia Gravis on Physical Exam

Because of bilateral eyelid innervation, when the more affected
Curtain Sign in Myasthenia ... Curtain #Sign #Myasthenia ... #Gravis #PhysicalExam ... clinical #video #neurology ... ophthalmology #ocular
Enhanced Ptosis - Curtain Sign in Myasthenia Gravis on Physical Exam

Because of bilateral eyelid innervation, when
Curtain Sign in Myasthenia ... Curtain #Sign #Myasthenia ... #Gravis #PhysicalExam ... clinical #video #neurology ... ophthalmology #ocular
Enhanced Ptosis - Curtain Sign in Myasthenia Gravis on Physical Exam

Because of bilateral eyelid innervation, when
Curtain Sign in Myasthenia ... Curtain #Sign #Myasthenia ... #Gravis #PhysicalExam ... clinical #video #neurology ... ophthalmology #ocular
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
• Mexion - C8 (median ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Acquired Ptosis - Eyelid fatigue in Myasthenia Gravis

#Ptosis #Eyelid #fatigue #Myasthenia #Gravis #clinical #video #ocular #physicalexam
Eyelid fatigue in Myasthenia ... Eyelid #fatigue #Myasthenia ... clinical #video #ocular ... #physicalexam # ... neurology