15 results
Posterior Cruciate Ligament (PCL) Injury: Pathogenesis and Clinical Findings
Classification of PCL Iniuries
 • Partial: Translation <
drawer test with ... the knee in neutral ... : Posterior drawer ... draw test, - Lachman ... draw test, + Lachman
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 ... #Neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central ... forehead) in classic posterior ... vascular causes, such as ... with posterior ... symptoms #comparison #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... may be present Central ... auditory findings BPPV ... (posterior canal ... differential #diagnosis #neurology
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
Distinguishing Central ... from Peripheral Vertigo ... following a finger) • Test ... #diagnosis #neurology ... #bppv #comparison
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
Normal Head Impulse Test ... = Central Cause ... This patient as ... Clinical #Video #Neurology ... #Vertigo #Central
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... abnormal) in nearly all ... a stand-alone test ... #PhysicalExam #Neurology ... #Posterior #CVA
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Peripheral and Central ... (BPPV) - Short-lived ... CENTRAL VERTIGO ... Occlusion of posterior ... differential #diagnosis #neurology
Effects of Strokes by Location - Anterior vs Posterior Localization

Anterior Circulation 
 - MCA 
 -
Location - Anterior vs ... - MCA - ACA ... Localization #Effects #Neurology ... GrepMed Recommended Text ... Review in Clinical Neurology
Dizziness - Differential Diagnosis Framework
"Tell me what you mean by dizzy without using the word dizzy."
Vertigo:
Vertigo: • Peripheral ... : BPPV, Vestibular ... Meniere's Disease • Central ... Syphilis, Cerebellar/Posterior ... Differential #Diagnosis #neurology