29 results
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... tumors - Multiple Sclerosis ... " - Vascular disease ... #diagnosis #pineal ... #neurology
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... tumors • Multiple sclerosis ... "setting sun" sign ... • Vascular disease ... #neurology #diagnosis
Beevor's Sign on Physical Exam

Beevor's sign is abnormal upward (cephalad) movement of the umbilicus with truncal
Beevor's Sign on ... usually reflects lower ... The sign been also ... facioscapulohumeral muscular ... video #umbilicus #neurology
One-and-a-Half Syndrome
1 - One eye cannot move AT ALL horizontally
1/2 - The other eye can only
One-and-a-Half Syndrome ... move AT ALL horizontally ... Demyelination (Multiple Sclerosis ... #Half #Syndrome ... #diagnosis #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
often classified as ... Uncommon): - Vascular ... migraines, Multiple sclerosis ... #differential #diagnosis ... #neurology
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
• Or brainstem syndromes ... such as internuclear ... on a combination ... objective evidence of neurologic ... #neurology #treatment
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... Media • Temporal Bone ... symptoms/signs, ... • Multiple sclerosis ... Dizziness #Vertigo #Neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
Amyotrophic Lateral Sclerosis ... 4) progressive muscular ... Upper extremity, lower ... on examination ... #neurology #diagnosis
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... lung nodules, may also ... : • Multiple Sclerosis ... Neuro Behcets Vascular ... causes #radiology #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