13 results
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Characteristics of Peripheral ... PERIPHERAL VERTIGO ... BPPV; horizontal-torsional ... diagnosis #findings #signs ... #symptoms #comparison
Peripheral Vertigo
Time course and symptoms characteristics are very helpful in distinguishing between causes of peripheral vertigo.
Benign
Peripheral Vertigo ... Time course and symptoms ... between causes of peripheral ... certain movements Vestibular ... #diagnosis #comparison
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
of Dizziness - Vertigo ... Rotary Movement Peripheral ... vomiting, auditory symptoms ... Imbalance, neurologic symptoms ... /signs, bidirectional
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Paroxysmal Positional Vertigo ... • Frequency of symptoms ... with upbeat and torsional ... symptoms • Head ... diagnosis #neurology #comparison
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... PERIPHERAL VERTIGO ... Vestibular neuritis ... varying neurologic signs ... #Peripheral #Central
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Peripheral Vertigo ... horizontal canal) Vestibular ... No auditory symptoms ... (vestibular neuritis ... Long symptom-free
Classic Findings During Hallpike Test in Posterior Canal Benign Paroxysmal Positional Vertigo (BPPV)
 • Latency (delay
nystagmus and vertigo ... symptoms in head-hanging ... forehead) and torsional ... testing #findings #signs ... #bppv #vertigo
Labyrinthitis 
Vestibular neuritis + unilateral hearing loss = Labyrinthitis 
1) Vertigo (severe) 
2) Gait instability 
3)
Labyrinthitis Vestibular ... Labyrinthitis 1) Vertigo ... inflammation of vestibular ... Labyrinthitis #Diagnosis #Symptoms ... #Signs #Otolaryngology
Algorithm for the diagnostic evaluation of dizziness. (HINTS = head-impulse, nystagmus, test of skew.)
Questions regarding the
more likely to be peripheral ... of dizziness or vertigo ... Timing of the symptom ... that provoke the symptom ... or continuous vestibular
Differentiating Features Between Central and Peripheral Cyanosis

Mechanism - Arterial destauration
Sites - Skin, mucous membrane of oral
Between Central and Peripheral ... Mechanism - Increased peripheral ... Cyanosis #Central #Peripheral ... #Comparison #Signs ... #Symptoms