35 results
Causes of Vertigo - Differential Diagnosis Algorithm
#Diagnosis #Neurology #Dizziness #Peripheral #Central #Algorithm #BPPV #Differential #Ddxof
Causes of Vertigo - Differential ... Algorithm #Diagnosis #Neurology ... Central #Algorithm #BPPV ... #Differential #
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
TylerLarsenMD #HINTS #physicalexam ... Vertigo #diagnosis #neurology ... #bppv #comparison
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 ... signs #symptoms #comparison ... #neurology
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 ... #comparison
Peripheral Vertigo
Time course and symptoms characteristics are very helpful in distinguishing between causes of peripheral vertigo.
Benign
Positional Vertigo (BPPV ... Peripheral #Vertigo #differential ... #diagnosis #comparison
Argyll Robertson Pupil
Definition:
 - Irregular and small (1-2mm) pupil
 - Light-near dissociation (accommodation remains intact)
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- Light-near dissociation ... Robertson #Pupil #neurology ... ophthalmology #physicalexam
Comparison of Causes of Salt-Wasting in Infancy
 - PHA 1
 - PHA 3
 - 21-OH CAH
Comparison of Causes ... Wasting #Infancy #Comparison ... #Causes #differential ... diagnosis #pediatrics #nephrology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... position change • Neurologic ... auditory findings BPPV ... Vertigo #Algorithm #differential ... #diagnosis #neurology
Dizziness - Differential Diagnosis Framework
"Tell me what you mean by dizzy without using the word dizzy."
Vertigo:
Dizziness - Differential ... • Peripheral: BPPV ... Dizziness #dizzy #Differential ... #Diagnosis #neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Young females Differential ... no light-near dissociation ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology