21 results
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
Convergence Retraction Nystagmus ... nerve palsy Caused ... #ocular #physicalexam ... clinical #video #neurology ... #ophthalmology
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of posterior semicircular canal
Ocular Nystagmus ... Maneuver This is a case ... #Posterior #Dix ... #physicalexam #ophthalmology ... #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Vertigo - Differential ... unidirectonal nystagmus ... symptoms/signs, ... bidirectional nystagmus ... #Differential #
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of right posterior semicircular
Ocular Nystagmus ... Maneuver This is a case ... of right posterior ... #physicalexam #ophthalmology ... #neurology #Frenzel
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
minutes to days • Nystagmus ... with vascular causes ... • Nystagmus: ... Hallpike test (posterior ... Vertigo #Algorithm #differential
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
blindness, linked to macular ... retinal ischemia Causes ... Intermediate, Posterior ... Classification #Differential ... #Diagnosis #Ophthalmology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
forehead) in classic posterior ... with vascular causes ... , such as with posterior ... diagnosis #findings #signs ... symptoms #comparison #neurology
Characteristic eye movements found in Downbeat Nystagmus

Downbeat nystagmus (downward fast phase) is the most common of
Downbeat nystagmus ... The differential ... #Vertical #Ophthalmology ... #Neurology #Clinical ... #Video #Ocular
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Red Eye - Differential ... , anterior and posterior ... Episcleritis Ocular ... #differential # ... diagnosis #ophthalmology