14 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
abnormal) in nearly all ... cause of AVS and ... with a central cause ... #PhysicalExam #Neurology ... #Posterior #CVA
Effects of Strokes by Location - Anterior vs Posterior Localization

Anterior Circulation 
 - MCA 
 -
Location - Anterior vs ... - MCA - ACA ... #Syndromes #CVA ... Localization #Effects #Neurology ... Review in Clinical Neurology
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
Dizziness - Central ... Causes - Differential ... , posterior fossa ... Amy Chung, MD, MSc ... #Causes #Differential
Dizziness - Differential Diagnosis Framework
"Tell me what you mean by dizzy without using the word dizzy."
Vertigo:
Dizziness - Differential ... Vertigo: • Peripheral ... Disease • Central: Stroke ... Syphilis, Cerebellar/Posterior ... #Diagnosis #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Peripheral Causes ... often classified as ... #differential # ... diagnosis #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Algorithm for Dizziness ... and Vertigo Peripheral ... Hallpike test (posterior ... Vertigo #Algorithm #differential ... #diagnosis #neurology
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
: CKD, ESRD • CV ... • Neuro: UMN (stroke ... Polyneuropathy, ALS ... #Diagnosis #causes ... #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
forehead) in classic posterior ... can be severe in stroke ... with vascular causes ... , such as with posterior ... symptoms #comparison #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... edema visualized as ... Reversible course Differential ... Constipation, Seizures, Stroke ... diagnosis #management #neurology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... Compensation, Acute vs ... (AG) = {Na - (Cl ... sedation, narcotics, CVA ... Diagnosis #Summary #Nephrology