40 results
Brain Vascular Perfusion and Infarct Territories 

By Dr. Eelco FM Wijdicks @EWijdicks

#Brain #Vascular #Perfusion #Infarct #Territories
Brain Vascular Perfusion ... EWijdicks #Brain #Vascular ... #Localization #diagnosis ... #neurology #CVA
Effects of Strokes by Location - Anterior vs Posterior Localization

Anterior Circulation 
 - MCA 
 -
Strokes #Syndromes #CVA ... Territory #Symptoms #Signs ... Localization #Effects #Neurology ... #Diagnosis #Table ... Review in Clinical Neurology
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
retraction (Collier's sign ... → "setting sun sign ... " - Vascular disease ... Parinauds #Syndrome #diagnosis ... #pineal #neurology
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
up an ischemic CVA ... access, monitor • Finger ... Evaluate ischemic CVA ... stroke #workup #diagnosis ... #checklist #neurology
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Fractures • Finger ... muscles of hand (finger ... adduction) OK Sign ... UpperExtremities #diagnosis ... #neurology
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
extensor weakness - Sign ... #physicalexam #diagnosis ... #neurology #cva
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
retraction (Collier's sign ... "setting sun" sign ... • Vascular disease ... Parinauds #syndrome #neurology ... #diagnosis
Upper Versus Lower Motor Neuron Findings

Denervation near the target muscle fibers (lower motor neuron disease) results
target muscle fibers ... #MotorNeuron #Comparison ... Versus #Findings #Diagnosis ... #Table #Neurology
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
like following a finger ... Peripheral #Vertigo #diagnosis ... #neurology #bppv ... #comparison #table
Clinical Features and Vascular Territories of Stroke
Anterior circulation—anterior cerebral artery (ACA) - Contralateral leg weakness
Anterior circulation—middle
Clinical Features and Vascular ... without cortical signs ... Territories #Stroke #CVA ... #Diagnosis #Neurology