13 results
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Dizziness and Vertigo Peripheral ... minutes to days • Nystagmus ... may be present Central ... auditory findings BPPV ... Positive Hallpike
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of posterior semicircular canal
Ocular Nystagmus ... Dix Hallpike Maneuver ... clinical #video #physicalexam ... #ophthalmology ... #neurology
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Positional Vertigo (BPPV ... the head) • Hallpike ... test: Positive ... and torsional nystagmus ... Labyrinthitis #diagnosis #neurology
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 ... #HINTS #Exam #PhysicalExam ... #Peripheral #Neurology
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of right posterior semicircular
Dix Hallpike Maneuver ... #Dix #Hallpike ... clinical #video #physicalexam ... #ophthalmology ... #neurology #Frenzel
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
examiners nose • Nystagmus ... following a finger) • Test ... #Central #Peripheral ... Vertigo #diagnosis #neurology ... #bppv #comparison
Classic Findings During Hallpike Test in Posterior Canal Benign Paroxysmal Positional Vertigo (BPPV)
 • Latency (delay
Findings During Hallpike ... Test in Posterior ... Positional Vertigo (BPPV ... #dixhallpike #physicalexam ... findings #signs #bppv
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... HIT) result is positive ... with an AVS with nystagmus ... #Diagnosis #PhysicalExam ... #Neurology #AVS
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
and Central Vertigo ... PERIPHERAL VERTIGO ... vestibular neuritis • Nystagmus ... circulation TIA • Nystagmus ... symptoms #comparison #neurology
Dix-HaIlpike Maneuver
 • Turn head to 45° and then rapidly lay patient to a supine position
patient to a supine position ... The test is positive ... is rotational nystagmus ... #Maneuver #neurology ... #vertigo #bppv