28 results
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
often classified as ... Uncommon): - Vascular ... hemorrhage - Non-vascular ... #differential #diagnosis ... #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... symptoms/signs, ... Glomus Tumors - Vascular ... #Neurology #Differential ... #Diagnosis #Algorithm
Beevor's Sign on Physical Exam

Beevor's sign is abnormal upward (cephalad) movement of the umbilicus with truncal
usually reflects lower ... The sign been also ... been observed in ALS ... facioscapulohumeral muscular ... video #umbilicus #neurology
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... → "setting sun sign ... " - Vascular disease ... #diagnosis #pineal ... #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Vascular disorders ... Syndrome usually ... signs or symptoms ... #differential #diagnosis ... #neurology
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... retraction (Collier's sign ... "setting sun" sign ... • Vascular disease ... #neurology #diagnosis
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
or minutes with vascular ... causes, such as ... #diagnosis #findings ... #signs #symptoms ... #comparison #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Motor Nerves: ALS ... Guillain-Barre syndrome ... Mitochondrial myopathy, Muscular ... #differential #diagnosis ... #neurology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
injury, often from vascular ... Mixed upper and lower ... #diagnosis #pathophysiology ... #signs #symptoms ... #orthopedics #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Generalized fatigue - ALS ... test - Cogan sign ... - Peek sign ... : Steroids and NSAIDs ... #management #neurology