39 results
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Positional Vertigo (BPPV ... ) • Hallpike test ... consistent with BPPV ... ) #Vertigo #BPPV ... Labyrinthitis #diagnosis #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... auditory findings BPPV ... Positive Hallpike test ... or supine roll test ... Positive head impulse test
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
following a finger) • Test ... Vertigo #diagnosis #neurology ... #bppv #comparison
Dix-Hallpike Maneuver for BPPV

Procedure:
1. Make the patient sit on examination table, such that the shoulders would
Dix-Hallpike Maneuver for BPPV ... 45° towards the test ... throughout the test ... DixHallpike #Maneuver #BPPV ... Instructions #Diagnosis #neurology
Classic Findings During Hallpike Test in Posterior Canal Benign Paroxysmal Positional Vertigo (BPPV)
 • Latency (delay
During Hallpike Test ... Positional Vertigo (BPPV ... toward the downward ear ... findings #signs #bppv
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of right posterior semicircular
Nystagmus in PSC BPPV ... semicircular canal BPPV ... beating to left ear ... #physicalexam #ophthalmology ... #neurology #Frenzel
Argyll Robertson Pupil
Definition:
 - Irregular and small (1-2mm) pupil
 - Light-near dissociation (accommodation remains intact)
 -
pupil - Light-near ... Robertson #Pupil #neurology ... #diagnosis #ophthalmology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
include a: • Neurologic ... Exam: • Hearing tests ... whispered voice test ... tympanic membrane • Neurologic ... 512 Hz) Weber Test
Pronator Drift (Pyramidal Drift) on Physical Exam

Testing showed pronator drift on the left side in this
side in this 70-year-old ... the 50-second test ... clinical #video #neurology
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of posterior semicircular canal
Nystagmus in PSC BPPV ... semicircular canal BPPV ... Ocular #Nystagmus #BPPV ... #physicalexam #ophthalmology ... #neurology