30 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Extraocular Movement Disorders ... One-and-a-half Syndrome ... ophthalmology #neurology ... #differential # ... diagnosis #ocular
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Non-neuromuscular disorder ... • Inflammatory disorders ... #Differential # ... Diagnosis #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Tumor • Motor Nerves ... Guillain-Barre syndrome ... #Causes #differential ... #diagnosis #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
an autoimmune disorder ... Ocular- 50%: Ptosis ... Neck: “dropping ... life-threatening Differential ... diagnosis #management #neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... junction, cranial nerve ... to ptosis and weakness ... eyelid: • Third nerve ... #Differential #
NINDS Diagnostic Criteria for Guillain Barre Syndrome 
Features Required for Guillain-Barré Syndrome:
 • Progressive muscle weakness
Progressive muscle weakness ... Progression of weakness ... signs, Cranial nerve ... encephalitis spectrum disorders ... diagnosis #criteria #neurology
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
of Hemiplegia - Differential ... Consciousness • Cranial Nerve ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology ... #Differential #
Anti-IgLON5 Encephalitis - Ocular Examination

Female with 6 months h/o excessive daytime sleepiness, abnormal movements, dysarthria. On
Encephalitis - Ocular ... On examination- neck ... #Encephalitis #Ocular ... PhysicalExam #clinical #video ... #neurology #ophthalmology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... damage to peroneal nerve ... at fibular neck ... claudication and weakness ... Myotomes #diagnosis #neurology
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Blurry Vision - Differential ... Optic Nerve/Pathway ... Ocular Adverse Effects ... Tumor • Optic nerve ... • Sjögren’s syndrome