15 results
Causes of Vertigo - Differential Diagnosis Algorithm
#Diagnosis #Neurology #Dizziness #Peripheral #Central #Algorithm #BPPV #Differential #Ddxof
Causes of Vertigo ... #Diagnosis #Neurology ... #Dizziness #Peripheral ... #Central #Algorithm ... #BPPV #Differential
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... for Dizziness and ... Vertigo Peripheral ... • Nystagmus: ... auditory findings BPPV
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Differential Diagnosis Algorithm ... Rotary Movement Peripheral ... unidirectonal nystagmus ... #Vertigo #Neurology
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
Dizziness - Central ... and Peripheral ... Acoustic Neuroma • BPPV ... @AmyChung #Dizziness ... #Diagnosis #algorithm
Algorithm for the diagnostic evaluation of dizziness. (HINTS = head-impulse, nystagmus, test of skew.)
Questions regarding the
head-impulse, nystagmus ... , test of skew.) ... more likely to be peripheral ... the etiology is peripheral ... The approach uses
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
Distinguishing Central from Peripheral ... examiners nose • Nystagmus ... following a finger) • Test ... Vertigo #diagnosis #neurology ... #bppv #comparison
Causes of Dizziness / Lightheadedness - Differential Diagnosis Algorithm
Lightheaded, unsteady, disoriented - Non-vertigo
Organic Disease
 • Presyncope/Vasodepressor
Causes of Dizziness ... Differential Diagnosis Algorithm ... • Anemia • Peripheral ... Lightheadedness #Neurology ... #Causes
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Characteristics of Peripheral ... vestibular neuritis • Nystagmus ... with vascular causes ... circulation TIA • Nystagmus ... symptoms #comparison #neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... cause of AVS and ... with a central cause ... with an AVS with nystagmus ... #PhysicalExam #Neurology
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of posterior semicircular canal
Ocular Nystagmus ... Maneuver This is a case ... sudhir_kothari #Ocular #Nystagmus ... #physicalexam #ophthalmology ... #neurology