17 results
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of posterior semicircular canal
Ocular Nystagmus ... in PSC BPPV after ... sudhir_kothari #Ocular ... #Nystagmus #BPPV ... ophthalmology #neurology
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
Distinguishing Central from Peripheral ... examiners nose • Nystagmus ... physicalexam #Central #Peripheral ... Vertigo #diagnosis #neurology ... #bppv #comparison
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of right posterior semicircular
Ocular Nystagmus ... in PSC BPPV after ... sudhir_kothari #Ocular ... #Nystagmus #BPPV ... ophthalmology #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Characteristics of Peripheral ... Central Vertigo PERIPHERAL ... vestibular neuritis • Nystagmus ... circulation TIA • Nystagmus ... symptoms #comparison #neurology
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... Convergence retraction nystagmus ... - Eyelid retraction ... gabifpucci #Parinauds #Syndrome ... diagnosis #pineal #neurology
Etiologies of Peripheral Neuropathy
 • Metabolic / Nutritional: DiabetesB12 deficiency, Uremia/ESRD, Hypothyroidism
 • Medication-induced: ART, Antibiotics,
Etiologies of Peripheral ... Paraprotein-associated (POEMS syndrome ... , myeloma, secondary ... @uncimchiefs #Peripheral ... diagnosis #causes #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Dizziness and Vertigo Peripheral ... minutes to days • Nystagmus ... vascular causes • Nystagmus ... auditory findings BPPV ... differential #diagnosis #neurology
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... Convergence retraction nystagmus ... • Eyelid retraction ... neudrawlogy #Parinauds #syndrome ... #neurology #diagnosis
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Neurogenic Ptosis - Neurologic ... lens wearing • Ocular ... • Scarring • Ocular ... #Ptosis #neurology ... ophthalmology #ocular
Vertical Nystagmus on Slit Lamp Ocular Examination

Often an indicator of a central lesion. This patient was
Vertical Nystagmus ... on Slit Lamp Ocular ... #Vertical #Nystagmus ... ophthalmology #neurology ... #SlitLamp