17 results
Causes of Dizziness - Vertigo and Lightheadedness - Differential Diagnosis Algorithm
 • True Vertigo - Illusion
Causes of Dizziness ... - Differential ... #Dizzy #Neurology ... #Differential # ... Diagnosis #Algorithm #Causes
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... - Vertigo - Differential ... symptoms/signs, ... Hemorrhage #Dizzy ... #Neurology #Differential
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... with vascular causes ... positional episodes caused ... #Algorithm #differential ... #diagnosis #neurology
Causes of Dizziness / Lightheadedness - Differential Diagnosis Algorithm
Lightheaded, unsteady, disoriented - Non-vertigo
Organic Disease
 • Presyncope/Vasodepressor
Causes of Dizziness ... disoriented - Non-vertigo ... Somatization #Dizzy ... Lightheadedness #Neurology ... #Differential #
Dizziness and Vertigo Algorithm
Presyncope:
 • Feels "faint" or like they are going to "pass out"
 •
Dizziness and Vertigo ... Associated with nausea ... #Algorithm #dizzy ... #differential # ... diagnosis #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
with vascular causes ... nose) • Head Position ... worsen with head position ... diagnosis #findings #signs ... symptoms #comparison #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... without an obvious cause ... signs or symptoms ... #Causes #differential ... #diagnosis #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
desaturation, Scotoma, Ocular ... involvement: Intractable nausea ... complications (AQP4-positive ... Manifestations #diagnosis #neurology ... #symptoms #signs
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
and Headache - Differential ... meningeal irritation signs ... glaucoma - Ocular ... #diagnosis #ophthalmology ... #Neurology