20 results
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Causes (Common) ... Benign paroxysmal positional ... vertigo, Méniére ... #differential #diagnosis ... #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... with vascular causes ... worsen with head position ... episodes caused ... #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Diagnosis Algorithm ... Benign Paroxysmal Positional ... Dysfunction - Imbalance, neurologic ... #Neurology #Differential ... #Diagnosis #Algorithm
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 ... (Wallenberg's syndrome ... Syndrome usually ... #diagnosis #neurology
Serotonin-Norepinephrine Reuptake Inhibitors(SNRIs): Mechanisms and Side Effects

Withdrawal: Dizziness, Diarrhea, Insomnia, Nausea, Vomiting
Serotonin Syndrome - Potentially Life
Withdrawal: Dizziness, Diarrhea ... Vomiting Serotonin Syndrome ... Insomnia, Fatigue, Vertigo ... Pathophysiology #Pharmacology ... SideEffects #Psychiatry #Diagnosis
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
Acute continuous vertigo ... Clinical Findings: • Nausea ... /vomiting/vertigo ... #Wallenbergs #neurology ... #diagnosis
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 ... symptoms #comparison #neurology
Dizziness and Vertigo Algorithm
Presyncope:
 • Feels "faint" or like they are going to "pass out"
 •
Dizziness and Vertigo ... consciousness Vertigo ... Associated with nausea ... #differential #diagnosis ... #neurology #management
Priapism 

Secondary Causes:
Medications- intracavernosal injections, anticoagulants, PDE5 inhibitors, alpha blockers, methylphenidate, cocaine
Any hyperviscosity syndrome (SCD, leukemia,
Secondary Causes ... hyperviscosity syndrome ... #Priapism #Diagnosis ... #Management #Urology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
"waiter's tip" position ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory