55 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... with a peripheral cause ... cause of AVS. ... a stand-alone test ... #PhysicalExam #Neurology
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
Normal Head Impulse Test ... = Central Cause ... This patient as ... cause of vertigo ... Clinical #Video #Neurology
The HINTS Exam - Differentiating Central vs Peripheral Vertigo

Head Impulse Test
Nystagmus
Test of Skew

Animation by Dr. Y.
Differentiating Central ... vs Peripheral Vertigo ... Head Impulse Test ... Nystagmus Test ... #Peripheral #Neurology
HINTS Exam - Abnormal Test of Skew (Abnormal Vertical Skew)

In a patient with vertigo symptoms, this
Exam - Abnormal Test ... worrisome for a CENTRAL ... cause of vertigo ... Clinical #Video #Neurology ... #Vertigo #Central
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... may be present Central ... with vascular causes ... positional episodes caused ... differential #diagnosis #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Causes of Vertigo ... Peripheral Causes ... often classified as ... #diagnosis #neurology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Froment’s Test for ... grip weakness caused ... flat object such as ... clinical #video #neurology ... physicalexam #msk #orthopedics
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... Water Deprivation Test ... Water Deprivation Test ... response • Central ... #Polyuria #Nephrology
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Nerve Tension Test ... Elbow extension → shoulder ... finger extension → shoulder ... #sports #msk #orthopedics ... #neurology #ULNT
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
Nerve Tension Test ... Neuropathy Shoulder ... finger extension → shoulder ... #sports #msk #orthopedics ... #neurology #ULNT