10 results
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
- Vascular - Stroke ... Eric Strong @DrEricStrong ... - Strong Medicine ... #differential # ... diagnosis #neurology
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
Neuro-OphthaImoIogy - Visual Field Defects - Localization Map
 - Optic Nerve Lesion (Monocular vision loss)
 -
Neuro-OphthaImoIogy ... NeuroOphthaImoIogy #Neurology ... #Differential # ... Diagnosis #Anatomy #Causes ... #Ophthalmology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
classic posterior canal ... in horizontal canal ... can be severe in stroke ... with vascular causes ... symptoms #comparison #neurology
Dizziness and Vertigo Algorithm
Presyncope:
 • Feels "faint" or like they are going to "pass out"
 •
Associated with nausea ... Eric Strong @DrEricStrong ... - Strong Medicine ... Algorithm #dizzy #differential ... #diagnosis #neurology
Gerstmann Syndrome
1) Finger agnosia - Inability to name their own fingers, affecting both sides
2) Right-left confusion
- Inability to differentiate ... able to copy Causes ... : Stroke (main cause ... Injury, Tumor Localization ... Gerstmann #Syndrome #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Skew Deviation Casey ... Movement #Disorders #Localization ... #ophthalmology ... #neurology #differential
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... include a: • Neurologic ... Diabetes mellitus • Stroke ... acoustic neuroma) and stroke ... cause unknown)
Orthopedic Essentials - Spinal Trauma and Spine Classification 
DENIS THREE COLUMN CONCEPT
Anterior column:
Orthopedic Essentials ... fractures: Don't cause ... spinal deformity or neurologic ... • Vertebral canal ... #diagnosis #localization
Causes of Myoclonus - Differential Diagnosis
LOCALIZATION:
 • Cortical: Focal/multifocal: Distal UL+ Face, Action/sensitive induced
 • Sub-Cortical:
Causes of Myoclonus ... - Differential ... Diagnosis LOCALIZATION ... encephalopathies, post stroke ... #neurology