19 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
vomiting, auditory symptoms ... • Meniere's Disease ... symptoms/signs, ... Glomus Tumors - Vascular ... #Neurology #Differential
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Méniére's disease ... Vascular disorders ... Disease onset usually ... signs or symptoms ... differential #diagnosis #neurology
Parkinson's Disease - Signs and Symptoms
Systemic: Tremor and Slowness, Impaired balance, Small Handwriting, Sleepiness, Trouble Moving
Parkinson's Disease ... - Signs and Symptoms ... ventilatory control Muscular ... #Signs #Symptoms ... #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
or minutes with vascular ... No auditory symptoms ... test Méniére's disease ... Long symptom-free ... differential #diagnosis #neurology
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
retraction (Collier's sign ... → "setting sun sign ... " - Vascular disease ... diagnosis #pineal #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
tinnitus (Méniére's disease ... or minutes with vascular ... diagnosis #findings #signs ... #symptoms #comparison ... #neurology
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
retraction (Collier's sign ... "setting sun" sign ... • Vascular disease ... Parinauds #syndrome #neurology
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
Clonus, Babinski’s sign ... • Lhermitte’s sign ... pupillary defect SIGNS ... Signs and symptoms ... diagnosis #management #neurology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
mainly AQP4-lgG disease ... mainly MOG-lgG disease ... syndromes (AQP4-lgG disease ... Manifestations #diagnosis #neurology ... #symptoms #signs
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
of UMN and LMN signs ... of UMN and LMN signs ... both UMN and LMN signs ... EMG: LMN Signs in ... Lateral #Sclerosis #neurology