57 results
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes ... , Orbital apex syndrome ... URGENT: Brainstem tumor ... Miller-Fisher syndrome ... differential #diagnosis #ophthalmology
Curtain Sign in Myasthenia Gravis on Physical Exam

Because of bilateral eyelid innervation, when the more affected
in Myasthenia Gravis ... Sign #Myasthenia #Gravis ... clinical #video #neurology ... #ophthalmology ... #ocular #ptosis
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Myelitis, Trauma, Tumor ... Guillain-Barre syndrome ... , Myasthenia Gravis ... differential #diagnosis #neurology
Enhanced Ptosis - Curtain Sign in Myasthenia Gravis on Physical Exam

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

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

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia ... Gravis on Physical ... have a thymic tumor ... clinical #video #ophthalmology ... #neurology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Neurologic ... a mass as the cause ... • Myasthenia Gravis ... • Myasthenia Gravis ... #Ophthalmology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
One-and-a-half Syndrome ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Myasthenia gravis ... Neurogenic Ptosis - Neurologic ... • Myasthenia gravis ... #Ptosis #neurology ... Differential #Diagnosis #ophthalmology
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
nerve palsy Caused ... retraction #nystagmus #ocular ... clinical #video #neurology ... #ophthalmology