59 results
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
- Wallenberg's Syndrome ... Acute continuous vertigo ... Nausea/vomiting/vertigo ... • Ipsilateral facial ... #Wallenbergs #neurology
Vertigo Differential Diagnosis and Management Algorithm
Vertigo: Symptom of illusory movement because of asymmetry in the vestibular
Vertigo Differential ... Diagnosis and Management ... Algorithm Vertigo ... #Diagnosis #Management ... #Algorithm #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Central Causes of Vertigo ... fistula, Cogan's syndrome ... as a "central vertigo ... Wallenberg syndrome ... differential #diagnosis #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Peripheral Vertigo ... Varies • No neurologic ... : • Attacks: Gradual ... position change • Neurologic ... differential #diagnosis #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
(Wallenberg's syndrome ... with significant neurologic ... Syndrome usually ... attacks with varying neurologic ... differential #diagnosis #neurology
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Sub-Cortical (Corona radiata ... Consciousness • Cranial ... Findings: ipsilateral facial ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology
CN III Palsy - Oculomotor Nerve
 • Ptosis: Loss of innervation of the levator palpebrae superior.
comparison to Horner's syndrome ... inferior rectus, medial ... Oculomotor #Nerve #Cranial ... #neurology #diagnosis
Dizziness and Vertigo Algorithm
Presyncope:
 • Feels "faint" or like they are going to "pass out"
 •
Dizziness and Vertigo ... consciousness Vertigo ... #Dizziness #Vertigo ... differential #diagnosis #neurology ... #management
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central Vertigo ... PERIPHERAL VERTIGO ... BPPV); worsens vertigo ... • Onset: Gradual ... symptoms #comparison #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
hand" ± Horner Syndrome ... damage to the radial ... nerve in the radial ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology