29 results
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
CN III palsy 2. ... Myasthenia gravis ... • Third nerve palsy ... • Myasthenia gravis ... #Ptosis #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Oculomotor) Nerve Palsy ... Trochlear) Nerve palsy ... One-and-a-half Syndrome ... ophthalmology #neurology ... differential #diagnosis #ocular
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
thyroid, Sjogren syndrome ... Ocular- 50%: Ptosis ... “dropping head syndrome ... syndrome - Miller ... diagnosis #management #neurology
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
left 6th nerve palsy ... retraction #nystagmus #ocular ... #physicalexam # ... clinical #video #neurology
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia ... Her ocular exam ... Myasthenia gravis ... #PhysicalExam # ... ophthalmology #neurology
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
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
dark; • Slow redilation ... Holmes-Adie Syndrome ... Diagnosis: • CN Ill Palsy ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Conditions Erb's Palsy ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam