39 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... vomiting, auditory symptoms ... symptoms/signs, ... • Multiple sclerosis ... Glomus Tumors - Vascular
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Vascular disorders ... Syndrome usually ... Multiple sclerosis ... signs or symptoms ... #differential #diagnosis
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Uncommon): - Vascular ... hemorrhage - Non-vascular ... migraines, Multiple sclerosis ... #differential #diagnosis ... #neurology
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
• Or brainstem syndromes ... Signs and symptoms ... resonance imaging [MRI ... objective evidence of neurologic ... #neurology #treatment
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... tumors - Multiple Sclerosis ... " - Vascular disease ... #diagnosis #pineal ... #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
and multiple sclerosis ... or minutes with vascular ... #diagnosis #findings ... #signs #symptoms ... #comparison #neurology
Parkinson's Plus Syndromes - Atypical Parkinsonism
Main motor symptoms:
 • Tremors
 • Limb rigidity
 • Bradykinesia
Other symptoms
Bradykinesia Other symptoms ... system atrophy (MSA ... parkinsonism • Vascular ... #Parkinsonism #diagnosis ... #neurology
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... tumors • Multiple sclerosis ... "setting sun" sign ... • Vascular disease ... #neurology #diagnosis
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
Patellofemoral Syndrome ... patellofemoral joint with MRI ... pathophysiology #diagnosis ... #signs #symptoms ... #msk
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... + MRI lesions + ... Neuro Behcets Vascular ... #causes #radiology ... #neurology