8 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
HIT) result is positive ... (abnormal) in nearly ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... VestibularSyndrome #Posterior
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... may be present Central ... test (posterior ... #Algorithm #differential ... #diagnosis #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
- Labyrinth: Benign ... often classified as ... a "central vertigo ... #Causes #differential ... #diagnosis #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
forehead) in classic posterior ... vascular causes, such as ... with posterior ... #Vertigo #diagnosis ... symptoms #comparison #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Benign paroxysmal ... CENTRAL VERTIGO ... Occlusion of posterior ... #differential # ... diagnosis #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... with hypertension being ... edema visualized as ... Reversible course Differential ... #management #neurology
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Bacterial Meningitis - Differential ... • Gram stain: Positive ... 90% • Culture: Positive ... /l is regarded as ... #diagnosis #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Diagnosis: • ... caseyalbin #PhysicalExam ... #neurology #comatose ... #diagnosis