9 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 ... diagnosis #findings #signs ... #symptoms #comparison
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
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Paroxysmal Positional Vertigo ... PAROXYSMAL POSITIONAL VERTIGO ... with upbeat and torsional ... reproduction of vertigo ... diagnosis #neurology #comparison
Classic Findings During Hallpike Test in Posterior Canal Benign Paroxysmal Positional Vertigo (BPPV)
 • Latency (delay
nystagmus and vertigo ... forehead) and torsional ... #dixhallpike #physicalexam ... testing #findings #signs ... #bppv #vertigo
Peripheral Vertigo
Time course and symptoms characteristics are very helpful in distinguishing between causes of peripheral vertigo.
Benign
Peripheral Vertigo ... distinguishing between causes ... of peripheral vertigo ... certain movements Vestibular ... differential #diagnosis #comparison
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
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
Romberg's Test for Proprioception
History: First described in the 19th century in patients with tabes dorsalis (later
test (Romberg's sign ... Observe when patient closes ... • Unilateral vestibular ... proprioception #physicalexam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
the ascending reticular ... • Examine for signs ... Casey Albin MD @ ... caseyalbin #PhysicalExam