16 results
Effects of Strokes by Location - Anterior vs Posterior Localization

Anterior Circulation 
 - MCA 
 -
- Anterior vs Posterior ... Lenticulostriate artery Posterior ... Strokes #Syndromes #CVA ... Territory #Symptoms #Signs ... Review in Clinical Neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
patients with a central ... #PhysicalExam #Neurology ... VestibularSyndrome #Posterior ... #CVA #Peripheral ... #Central #HeadImpulse
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 ... Posterior circulation—posterior ... Territories #Stroke #CVA ... #Diagnosis #Neurology
Parkinson's Disease - Signs and Symptoms
Systemic: Tremor and Slowness, Impaired balance, Small Handwriting, Sleepiness, Trouble Moving
Parkinson's Disease - Signs ... Walking, Masked Face Central ... Muscular: Weakness ... Parkinsons #Disease #Signs ... #Symptoms #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
forehead) in classic posterior ... or minutes with vascular ... , such as with posterior ... diagnosis #findings #signs ... symptoms #comparison #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Bone Fracture Central ... Dysfunction - Imbalance, neurologic ... symptoms/signs, ... Glomus Tumors - Vascular ... Dizziness #Vertigo #Neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... may be present Central ... or minutes with vascular ... position change • Neurologic ... Hallpike test (posterior
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
injury, often from vascular ... mimics complete • Central ... in hands) • Posterior ... pathophysiology #signs ... #orthopedics #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Seizures • Altered mental ... may precede the neurologic ... cortical lesions • Vascular ... narrowing on MRA/CTA ... diagnosis #management #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Peripheral and Central ... CENTRAL VERTIGO ... Vascular disorders ... Occlusion of posterior ... signs or symptoms