109 results
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
Convergence Retraction ... Nystagmus with ... @bobvarkey #Convergence ... #retraction #nystagmus
Classic Findings During Hallpike Test in Posterior Canal Benign Paroxysmal Positional Vertigo (BPPV)
 • Latency (delay
Positional Vertigo (BPPV ... Latency (delay in nystagmus ... and torsional nystagmus ... • Vertigo and nystagmus ... findings #signs #bppv
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
dissociation - Convergence ... retraction nystagmus
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
than a minute for BPPV ... vestibular neuritis • Nystagmus ... posterior canal BPPV ... horizontal canal BPPV ... circulation TIA • Nystagmus
Convergence retraction nystagmus on physical exam secondary to dorsal midbrain lesion

#convergence #retraction #nystagmus #ocular #physicalexam #neurology
Convergence retraction ... nystagmus on physical ... midbrain lesion #convergence ... #retraction #nystagmus
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
tectal pupils) • Convergence ... retraction nystagmus
Convergence-Retraction Nystagmus on Physical Exam

Convergence-retraction nystagmus: irregular, jerky nystagmus, associated with convergence and retraction of both
Convergence-Retraction ... Nystagmus on Physical ... nystagmus: irregular ... , jerky nystagmus ... #Retraction #Nystagmus
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
examiners nose • Nystagmus ... diagnosis #neurology #bppv
Epley Maneuver for BPPV Canalith Repositioning

#Management #BPPV #Epley #Maneuver #Repositioning #Canalith #Vertigo
Epley Maneuver for BPPV ... #Management #BPPV
Dix-Hallpike Maneuver for BPPV

Procedure:
1. Make the patient sit on examination table, such that the shoulders would
Dix-Hallpike Maneuver for BPPV ... Nystagmus 2. ... right ear, the nystagmus ... fast phase of the nystagmus ... DixHallpike #Maneuver #BPPV