35 results
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Nystagmus: Usually torsional ... BPPV; horizontal-torsional ... with vascular causes ... spontaneous and purely torsional ... #signs #symptoms
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... - Vertigo - Differential ... Algorithm True Vertigo ... neurologic symptoms/signs ... Diagnosis #Algorithm #Causes
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
• Auditory findings ... with vascular causes ... positional episodes caused ... horizontal canal) Vestibular ... auditory symptoms (vestibular
Classic Findings During Hallpike Test in Posterior Canal Benign Paroxysmal Positional Vertigo (BPPV)
 • Latency (delay
Classic Findings ... nystagmus and vertigo ... forehead) and torsional ... physicalexam #testing #findings ... #signs #bppv #vertigo
Labyrinthitis 
Vestibular neuritis + unilateral hearing loss = Labyrinthitis 
1) Vertigo (severe) 
2) Gait instability 
3)
Labyrinthitis Vestibular ... Labyrinthitis 1) Vertigo ... instability 3) Nausea ... inflammation of vestibular ... Diagnosis #Symptoms #Signs
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
Acute continuous vertigo ... occlusion) Clinical Findings ... : • Nausea/vomiting ... /vertigo/nystagmus ... - Vestibular nucleus
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... Vestibular neuritis ... without an obvious cause ... varying neurologic signs ... #Causes #differential
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
about imaging findings ... four patterns: reticular ... seen and in many cases ... based on the x-ray findings ... #Diagnosis #Radiology
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
Pathogenesis and Clinical Findings ... Viral replication causes ... - Orchitis: Testicular ... Pathophysiology #Diagnosis #Signs
Algorithm for the diagnostic evaluation of dizziness. (HINTS = head-impulse, nystagmus, test of skew.)
Questions regarding the
Findings from the ... of dizziness or vertigo ... The approach uses ... or continuous vestibular