6 results
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
PERIPHERAL VERTIGO ... neuritis • Nystagmus ... forehead) in classic posterior ... vertigo (vestibular ... , such as with posterior
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
with an AVS with nystagmus ... VestibularSyndrome #Posterior ... #CVA #Peripheral ... #Central #HeadImpulse ... #Testing #HIT #HINTS
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Peripheral Vertigo ... minutes to days • Nystagmus ... vascular causes • Nystagmus ... auditory findings BPPV ... Hallpike test (posterior
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
contusion • Tumours: CPA ... , posterior fossa ... • Toxic • Vestibular ... Acoustic Neuroma • BPPV ... • Vestibular
Diagnostic algorithm for differentiating vestibular neuritis from stroke in patients with AVS. This sequence of testing
syndrome; HINTS ... Impulse Test, Nystagmus ... Diagnosis #AVS #Posterior ... #CVA #HINTS #Exam ... #Vestibular #Syndrome
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
PERIPHERAL VERTIGO ... (BPPV) - Short-lived ... Vestibular neuritis ... Occlusion of posterior ... Syndrome usually