31 results
The HINTS Exam - Differentiating Central vs Peripheral Vertigo

Head Impulse Test
Nystagmus
Test of Skew

Animation by Dr. Y.
vs Peripheral Vertigo ... Head Impulse Test ... Nystagmus Test ... #Central #Peripheral ... #Neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Peripheral Causes ... #Peripheral #Central ... #Causes #differential ... #diagnosis #neurology
Causes of Vertigo - Differential Diagnosis Algorithm
#Diagnosis #Neurology #Dizziness #Peripheral #Central #Algorithm #BPPV #Differential #Ddxof
Causes of Vertigo ... - Differential ... Algorithm #Diagnosis #Neurology ... #Dizziness #Peripheral ... #Central #Algorithm
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
from Peripheral ... Vertigo • Head ... following a finger) • Test ... #Peripheral #Vertigo ... #diagnosis #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Peripheral Vertigo ... Varies • No neurologic ... may be present Central ... or supine roll test ... #Algorithm #differential
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential ... Rotary Movement Peripheral ... Bone Fracture Central ... Dysfunction - Imbalance, neurologic ... #Neurology #Differential
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
and Central Vertigo ... PERIPHERAL VERTIGO ... CENTRAL VERTIGO ... #Peripheral #Central ... #differential #
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
Dizziness - Central ... and Peripheral ... Causes - Differential ... Amy Chung, MD, MSc ... #Differential #
Algorithm for the diagnostic evaluation of dizziness. (HINTS = head-impulse, nystagmus, test of skew.)
Questions regarding the
head-impulse, nystagmus, test ... or central in etiology ... or central TiTrATE ... of dizziness or vertigo ... Dizziness #Algorithm #Differential
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - Differential ... Diagnosis Workup ... Diabetes insipidus (central ... , Cushing syndrome ... #Algorithm #nephrology