20 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
unidirectonal nystagmus ... Media • Temporal Bone ... symptoms/signs, ... bidirectional nystagmus ... Glomus Tumors - Vascular
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... Convergence retraction nystagmus ... → "setting sun sign ... " - Vascular disease ... diagnosis #pineal #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
vestibular neuritis • Nystagmus ... or minutes with vascular ... circulation TIA • Nystagmus ... diagnosis #findings #signs ... symptoms #comparison #neurology
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... Convergence retraction nystagmus ... "setting sun" sign ... • Vascular disease ... #neurology #diagnosis
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Vascular disorders ... (Wallenberg's syndrome ... the headache (in one ... Syndrome usually ... signs or symptoms
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
One and a Half Syndrome ... A nystagmus in far ... abduction with nystagmus ... clinical #video #ophthalmology ... #neurology
One & a half syndrome with upbeat nystagmus due to a left pontine + bimedullary infarction

Dr.
One & a half syndrome ... with upbeat nystagmus ... #Half #Syndrome ... clinical #video #ophthalmology ... #neurology
Clinical Feature of Hypomagnesemia and Magnesium Deficiency
 • Electrolyte Disturbance: Hypokalemia, Hypocalcemia
 • Neuromuscular and central
fasciculations, tremors, Vertigo ... , Nystagmus, • ... Atherosclerotic vascular ... Chronic fatigue syndrome ... symptoms #Treatment #management
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
• Or brainstem syndromes ... Incontinence • VISUAL: Nystagmus ... Diagnosis - Based on ... sclerosis #diagnosis #management ... #neurology #treatment
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Neurogenic Ptosis - Neurologic ... Oculopharyngeal muscular ... retraction of one ... #Ptosis #neurology ... Differential #Diagnosis #ophthalmology