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

Anterior Circulation 
 - MCA 
 -
- Anterior vs Posterior ... Lenticulostriate artery Posterior ... CVA #Territory #Symptoms ... #Diagnosis #Table ... Review in Clinical Neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... Hallpike test (posterior ... No auditory symptoms ... Long symptom-free ... #differential #diagnosis
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
insufficiency (VBI) - Should ... Occlusion of posterior ... with significant neurologic ... #differential #diagnosis ... #neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
#Diagnosis #PhysicalExam ... #Neurology #AVS ... VestibularSyndrome #Posterior
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
forehead) in classic posterior ... , such as with posterior ... Central #Vertigo #diagnosis ... findings #signs #symptoms ... #comparison #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... factor PRES Diagnosis ... Neurological symptoms ... count in the CSF should ... #management #neurology
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
TylerLarsenMD #HINTS #physicalexam ... Peripheral #Vertigo #diagnosis ... #neurology #bppv ... #comparison #table
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
intensity at onset, posterior ... claudication, shoulder ... girdle symptoms ... thrombophilia, neurologic ... postpartum #Diagnosis
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
in hands) • Posterior ... Cord Syndrome -> Posterior ... Injury #Syndromes #diagnosis ... pathophysiology #signs #symptoms ... #orthopedics #neurology
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
• Frequency of symptoms ... • Frequency of symptoms ... Hallpike test: Symptoms ... Labyrinthitis #diagnosis ... #neurology #comparison