18 results
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of posterior semicircular canal
Ocular Nystagmus ... Dr Sudhir Kothari ... sudhir_kothari #Ocular ... #Nystagmus #BPPV ... ophthalmology #neurology
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of right posterior semicircular
Ocular Nystagmus ... Dr Sudhir Kothari ... sudhir_kothari #Ocular ... #Nystagmus #BPPV ... ophthalmology #neurology
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
examiners nose • Nystagmus ... uncover each eye Dr ... Peripheral #Vertigo #diagnosis ... #neurology #bppv ... #comparison #table
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
vestibular neuritis • Nystagmus ... Central #Vertigo #diagnosis ... #findings #signs ... #symptoms #comparison ... #neurology
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Convergence retraction nystagmus ... → "setting sun sign ... disease (stroke) Dr ... Parinauds #Syndrome #diagnosis ... #pineal #neurology
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Positional Vertigo (BPPV ... and torsional nystagmus ... consistent with BPPV ... Labyrinthitis #diagnosis ... #neurology #comparison
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Convergence retraction nystagmus ... "setting sun" sign ... pretectal area By Dr ... Parinauds #syndrome #neurology ... #diagnosis
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Neurogenic Ptosis - Neurologic ... myopathy • Myotonic dystrophy ... Oculopharyngeal muscular dystrophy ... function is impaired due ... Syndrome #Ptosis #neurology
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
Incontinence • VISUAL: Nystagmus ... Multiple Sclerosis Diagnosis ... Oligoclonal bands are ... objective evidence of neurologic ... #management #neurology
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
Generalized seizures "are ... lateralization are ... Classification #Diagnosis ... #Neurology #Signs ... #Symptoms #Comparison