31 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential ... vomiting, auditory symptoms ... • Meniere's Disease ... symptoms/signs, ... #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 ... signs or symptoms ... #Causes #differential ... #diagnosis #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
or minutes with vascular ... test Méniére's disease ... Long symptom-free ... #Algorithm #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
SNOOP mnemonic may catch potentially life-threatening headaches
Systemic signs and disorders
Neurologic symptoms
Onset new or changed & patient
headaches Systemic signs ... and disorders Neurologic ... symptoms Onset ... mnemonic #headaches #Differential ... redflag #dangerous #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
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
, Méniére disease ... Uncommon): - Vascular ... hemorrhage - Non-vascular ... Central #Causes #differential ... #diagnosis #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