22 results
Causes of Dizziness / Lightheadedness - Differential Diagnosis Algorithm
Lightheaded, unsteady, disoriented - Non-vertigo
Organic Disease
 • Presyncope/Vasodepressor
Diagnosis Algorithm ... disoriented - Non-vertigo ... Problem • Drugs Psychiatric ... Lightheadedness #Neurology ... #Differential #
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Central Causes of Vertigo ... fistula, Cogan's syndrome ... Wallenberg syndrome ... Central #Causes #differential ... #diagnosis #neurology
TiTrATE schema to approach to Dizziness
 • Time Course: Continuous or Episodic
 • Triggers: Present or
• Vestibular (vertigo ... • Nonspecific (psychiatric ... dizzy #algorithm #differential ... #diagnosis #neurology
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
Acute continuous vertigo ... Artery occlusion) Clinical ... Nausea/vomiting/vertigo ... #Wallenbergs #neurology ... #diagnosis
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
(Wallenberg's syndrome ... with significant neurologic ... Syndrome usually ... #Causes #differential ... #diagnosis #neurology
Wernicke's Encephalopathy vs Korsakoff Syndrome - Thiamine Deficiency

Wernicke's encephalopathy is a neurological condition due to longstanding
Encephalopathy vs Korsakoff Syndrome ... ataxia (broad-based gait ... is Korsakoff's syndrome ... #diagnosis #comparison ... #neurology
Dizziness - Differential Diagnosis Framework
"Tell me what you mean by dizzy without using the word dizzy."
Vertigo:
Dizziness - Differential ... Diagnosis Framework ... Vertigo: • Peripheral ... radiculopathy Other: • Psychiatric ... #Diagnosis #neurology
Confabulation
What? Honest Lie.  
No incoming sensory information + Filling of the blanks with different information
Disease, Anton's Syndrome ... Cortical Blindness, Psychiatric ... Confabulation #differential ... #diagnosis #causes ... #neurology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... • Epilepsy • Psychiatric ... Alice #Wonderland #Syndrome ... #diagnosis #neurology ... #differential
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Paroxysmal Positional Vertigo ... patient with a clinical ... patient with a clinical ... Labyrinthitis #diagnosis ... #neurology #comparison