19 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
The HINTS Exam - Differentiating Central vs Peripheral Vertigo

Head Impulse Test
Nystagmus
Test of Skew

Animation by Dr. Y.
Differentiating Central ... Head Impulse Test ... Nystagmus Test ... #PhysicalExam #Testing ... #Peripheral #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 ... cause of AVS. ... #PhysicalExam #Neurology ... #Testing #HIT #
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Characteristics of Peripheral ... and Central Vertigo ... PERIPHERAL VERTIGO ... with vascular causes ... symptoms #comparison #neurology
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
Distinguishing Central ... from Peripheral ... following a finger) • Test ... #diagnosis #neurology ... #bppv #comparison
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... Dizziness and Vertigo Peripheral ... may be present Central ... auditory findings BPPV ... differential #diagnosis #neurology
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Differential Diagnosis Algorithm ... Forehead Sparing = Central ... Forehead involved = Peripheral ... Differential #Diagnosis #Algorithm ... #Causes #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Differential Diagnosis Algorithm ... Rotary Movement Peripheral ... Bone Fracture Central ... Dizziness #Vertigo #Neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... and Central Vertigo ... positional vertigo (BPPV ... #Peripheral #Central ... differential #diagnosis #neurology
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... Differential Diagnosis Algorithm ... response • Central ... #Polyuria #Nephrology ... #Causes