62 results
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
of Vertigo Peripheral ... Causes (Common) ... - Vestibular Nerve ... Vestibulocochlear Nerve ... differential #diagnosis #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
palsy • Medial ... One-and-a-half Syndrome ... Skew Deviation Casey ... ophthalmology #neurology ... differential #diagnosis #ocular
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
hand" ± Horner Syndrome ... nerve in the radial ... Carpal Tunnel Syndrome ... in the median nerve ... Myotomes #diagnosis #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... oscillopsia) • Otitis Media ... Dysfunction - Imbalance, neurologic ... #Neurology #Differential ... Diagnosis #Algorithm #Causes
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
- Jaw Winking Syndrome ... Jaw-winking syndrome ... thought to be caused ... the trigeminal nerve ... clinical #video #neurology
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
with a left 6th nerve ... palsy Caused ... retraction #nystagmus #ocular ... clinical #video #neurology
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
- Wallenberg's Syndrome ... Acute continuous vertigo ... Clinical Findings: • Nausea ... /vomiting/vertigo ... #Wallenbergs #neurology
CN III Palsy - Oculomotor Nerve
 • Ptosis: Loss of innervation of the levator palpebrae superior.
Palsy - Oculomotor Nerve ... comparison to Horner's syndrome ... inferior rectus, medial ... Palsy #Oculomotor #Nerve ... #Cranial #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Tumor • Motor Nerves ... Guillain-Barre syndrome ... multiplex, Phrenic nerve ... differential #diagnosis #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 ... (Wallenberg's syndrome ... Syndrome usually ... #diagnosis #neurology