9 results
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of posterior semicircular canal
Ocular Nystagmus ... BPPV after Dix Hallpike ... This is a case of posterior ... #Dix #Hallpike ... ophthalmology #neurology
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of right posterior semicircular
Ocular Nystagmus ... BPPV after Dix Hallpike ... case of right posterior ... #Dix #Hallpike ... ophthalmology #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Extraocular Movement Disorders ... Extraocular #Movement #Disorders ... ophthalmology #neurology ... #differential # ... diagnosis #ocular
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... Positive Hallpike ... test (posterior ... Vertigo #Algorithm #differential ... #diagnosis #neurology
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
Metabolic Brain Disorders ... ATL With Posterior ... Metabolic #Brain #Disorders ... #Clinical #Differential ... Diagnosis #Radiology #Neurology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
and Headache - Differential ... without headache • Disorder ... glaucoma - Ocular ... inflammatory disorder ... ophthalmology #Neurology
Floaters - Differential Diagnosis Framework

What?
Vitreous Floaters:
• Microscopic collagen fibers within the vitreous that tend to clump
Floaters - Differential ... Ophthalmic: • Posterior ... Occipital lobe disorders ... #Floaters #Differential ... #Diagnosis #Ocular
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Vascular disorders ... Occlusion of posterior ... with significant neurologic ... Vertigo #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 ... life-threatening Differential ... diagnosis #management #neurology