22 results
HINTS Exam - Bidirectional Nystagmus 

In a patient with vertigo symptoms, this finding is worrisome for
Bidirectional Nystagmus ... cause of vertigo ... #HINTS #PhysicalExam ... Video #Positive #Neurology ... #Central #Vertigo
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
Convergence Retraction Nystagmus ... nerve palsy Caused ... Convergence #retraction #nystagmus ... #ocular #physicalexam ... clinical #video #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Vertigo - Differential ... unidirectonal nystagmus ... Bone Fracture Central ... Dizziness #Vertigo #Neurology ... #Differential #
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
with a peripheral cause ... cause of AVS. ... with an AVS with nystagmus ... #Diagnosis #PhysicalExam ... #Neurology #AVS
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
may be present Central ... with vascular causes ... • Nystagmus: ... Vertigo #Algorithm #differential ... #diagnosis #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve Palsy • CN ... Skew Deviation Casey ... ophthalmology #neurology ... #differential # ... diagnosis #ocular
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
Clinical Findings: • Nausea ... vomiting/vertigo/nystagmus ... Vestibular nucleus (CN ... Palatal myoclonus - Central ... #Wallenbergs #neurology
Vertical Nystagmus on Slit Lamp Ocular Examination

Often an indicator of a central lesion. This patient was
Vertical Nystagmus ... on Slit Lamp Ocular ... indicator of a central ... #PhysicalExam # ... ophthalmology #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Causes of Vertigo ... Vestibulocochlear Nerve (CN ... #Causes #differential ... #diagnosis #neurology
Characteristic eye movements found in Downbeat Nystagmus

Downbeat nystagmus (downward fast phase) is the most common of
common of the central ... The differential ... Ophthalmology #Neurology ... Clinical #Video #Ocular ... #PhysicalExam