15 results
The HINTS Exam - Differentiating Central vs Peripheral Vertigo

Head Impulse Test
Nystagmus
Test of Skew

Animation by Dr. Y.
Differentiating Central ... Head Impulse Test ... Nystagmus Test ... #PhysicalExam #Testing ... #Peripheral #Neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... cause of AVS and ... with an AVS with nystagmus ... #PhysicalExam #Neurology ... #Testing #HIT #
HINTS Exam - Unidirectional Nystagmus - Left-beating

In a patient with vertigo symptoms, this finding is reassuring
Unidirectional Nystagmus ... - Left-beating ... cause of vertigo ... Video #Negative #Neurology ... #Peripheral #Vertigo
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
Distinguishing Central ... from Peripheral ... examiners nose • Nystagmus ... following a finger) • Test ... #diagnosis #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Dizziness and Vertigo Peripheral ... may be present Central ... with vascular causes ... • Nystagmus: ... differential #diagnosis #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Rotary Movement Peripheral ... unidirectonal nystagmus ... Bone Fracture Central ... bidirectional nystagmus ... Dizziness #Vertigo #Neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
and Central Vertigo ... vestibular neuritis • Nystagmus ... with vascular causes ... circulation TIA • Nystagmus ... symptoms #comparison #neurology
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of right posterior semicircular
Maneuver This is a case ... beating to left ... ear. ... #physicalexam #ophthalmology ... #neurology #Frenzel
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... and Central Vertigo ... PERIPHERAL VERTIGO ... #Peripheral #Central ... differential #diagnosis #neurology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
EOM testing displayed ... A nystagmus in far ... The most common causes ... clinical #video #ophthalmology ... #neurology