26 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Extraocular Movement Disorders ... One-and-a-half Syndrome ... Extraocular #Movement #Disorders ... #Localization #ophthalmology ... #neurology #differential
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Focal inflammatory disorder ... that results in CNS ... Myelitis - Clinical ... , MOG antibody disorders ... management #neurology #differential
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Cauda Equina Syndrome ... (CES) is usually ... constipation Differential ... myelopathy • Transverse ... #differential #
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Optica (NMO) - Clinical ... Other brainstem syndromes ... Many others • Transverse ... pain • Extra-CNS ... Comorbid autoimmune disorders
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Non-neuromuscular disorder ... Lesions of the spinal ... • Inflammatory disorders ... #Weakness #Differential
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness • Spinal ... Syringomyelia, Tetanus, Transverse ... Guillain-Barre syndrome ... heavy metals), Critical ... Weakness #Causes #differential
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Spinal Cord Disorders ... - Differential ... neurological lesion: Clinical ... sclerosis - Transverse ... MCTD, Sjogren syndrome
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
association • M > F Clinical ... white matter, spinal ... (Clinical Dx). ... Behcet disease) Differential ... inhibitors • Uveitis- Ophthalmology
Superior Oblique Myokymia 
Eye movement disorder where the superior oblique twitches periodically causing jumping of a
Eye movement disorder ... causing jumping of a single ... trochlear nerve (CN ... oblique #myokymia #Ophthalmology ... #Clinical #physicalexam
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... Young females Differential ... Diagnosis: • CN ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology