38 results
The HINTS Exam - Differentiating Central vs Peripheral Vertigo

Head Impulse Test
Nystagmus
Test of Skew

Animation by Dr. Y.
vs Peripheral Vertigo ... Impulse Test Nystagmus ... #HINTS #Exam #PhysicalExam ... #Testing #Vertigo ... #Neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
patients with a central ... with nystagmus. ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... #HeadImpulse #Testing
Wing-Beating Tremor of Wilson's Disease

Characterized by low frequency, high amplitude, near arm tremor caused by continuous
Wing-Beating Tremor ... Characterized by low ... #Wing #Beating # ... clinical #video #neurology ... #copper #physicalexam
Wing-Beating Tremor of Wilson's Disease

Characterized by low frequency, high amplitude, near arm tremor caused by continuous
Wing-Beating Tremor ... Characterized by low ... #Wing #Beating # ... clinical #video #neurology ... #copper #physicalexam
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
minutes to days • Nystagmus ... may be present Central ... vascular causes • Nystagmus ... Vertigo #Algorithm #differential ... #diagnosis #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
vestibular neuritis • Nystagmus ... upbeat (fast phase beating ... vascular causes, such as ... circulation TIA • Nystagmus ... symptoms #comparison #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... often classified as ... a "central vertigo ... #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 ... for down-beating ... Ophthalmology #Neurology ... Video #Ocular #PhysicalExam
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
BEE Syndromes - ... attributable to central ... is important, as ... #neurology #inflammatory ... #differential #
Wing-Beating Tremor on Physical Exam

Seen in Wilson's disease, caused by copper toxicity (low ceruloplasmin)

#Wing #Beating #Tremor
Wing-Beating Tremor ... copper toxicity (low ... #Beating #Tremor ... #PhysicalExam # ... clinical #video #neurology