28 results
Causes of Vertigo - Differential Diagnosis Algorithm
#Diagnosis #Neurology #Dizziness #Peripheral #Central #Algorithm #BPPV #Differential #Ddxof
Differential Diagnosis Algorithm ... #Diagnosis #Neurology ... Peripheral #Central #Algorithm ... #BPPV #Differential
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
#Specificity #PositivePredictiveValue ... Calculation #Table #PPV ... #NPV #Formulas
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
than a minute for BPPV ... posterior canal BPPV ... horizontal canal BPPV ... Induces vertigo (BPPV ... symptoms #comparison #neurology
Positive Predictive Value Calculation - Probability that someone with a positive test actually has the disease

Positive
Positives #PositivePredictiveValue ... #PPV #Biostatistics
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Positional Vertigo (BPPV ... consistent with BPPV ... ) #Vertigo #BPPV ... Labyrinthitis #diagnosis #neurology
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
Vertigo #diagnosis #neurology ... #bppv #comparison
TiTrATE Approach to Vertigo
TiTrATE approach stands for Timing, Triggers and Targeted Examination.
4 vestibular syndromes that are
vestibular syndrome (eg BPPV ... ) #Titrate #algorithm
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
Acoustic Neuroma • BPPV ... Differential #Diagnosis #algorithm
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of posterior semicircular canal
Nystagmus in PSC BPPV ... semicircular canal BPPV ... Ocular #Nystagmus #BPPV ... ophthalmology #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... auditory findings BPPV ... Dizziness #Vertigo #Algorithm ... differential #diagnosis #neurology