23 results
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Causes of Facial ... Forehead Sparing = Central ... Forehead involved = Peripheral ... - Unilateral: Bell's ... #neurology #sparing
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Rotary Movement Peripheral ... Bone Fracture Central ... symptoms/signs, ... Dizziness #Vertigo #Neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... and Central Vertigo ... PERIPHERAL VERTIGO ... #Peripheral #Central ... differential #diagnosis #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Dizziness and Vertigo Peripheral ... may be present Central ... with vascular causes ... Long symptom-free ... differential #diagnosis #neurology
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
Environmental triggers ... Viral replication causes ... perforation - Peripheral ... PolyarteritisNodosa #Pathophysiology ... Diagnosis #Signs #Symptoms
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
and Central Vertigo ... PERIPHERAL VERTIGO ... with vascular causes ... findings #signs #symptoms ... #comparison #neurology
Dizziness and Vertigo Algorithm
Presyncope:
 • Feels "faint" or like they are going to "pass out"
 •
"pass out" • Symptoms ... may be triggered ... Associated with nausea ... differential #diagnosis #neurology ... #management
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... high WBC count cause ... Lysis of tumor cells ... into serum • Triggers ... TLS #diagnosis #management
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
• AMS (altered mental ... blood pressure control ... smooth muscle cells ... Diagnosis #Algorithm #Pathophysiology ... #Nephrology #Chloride
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Diagnosis and Management ... survival is 93-95% Pathophysiology ... are not caused ... General: fever, ... extrapulmonary (peripheral