27 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Acute Spinal Cord ... Pathogenesis and clinical ... , often from vascular ... Syndrome ->Cord ... herniation or tumour
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
cord - Spinal Cord ... Syndromes Spinal ... result in permanent neurologic ... #Cord #syndromes ... #lesions #differential
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... tumors - Multiple ... → "setting sun sign ... " - Vascular disease ... #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness • Spinal ... Cord: Demyelinating ... Myelitis, Trauma, Tumor ... Weakness #Causes #differential ... #diagnosis #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Spinal Cord Disorders ... lesion: Clinical ... • Symptoms and signs ... Vascular/Blockage ... MCTD, Sjogren syndrome
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... • Pineal region ... tumors • Multiple ... • Vascular disease ... #neurology #diagnosis
Causes of Pediatric Constipation - Differential Diagnosis Algorithm
Dietary / Functional:
 • Insufficient Volume / Bulk
Neurologic:
 •
Constipation - Differential ... Hirschsprung's Disease • Spinal ... Cord Lesions ... Guillain-Barré Syndrome ... • Muscular Dystrophy
Beevor's Sign on Physical Exam

Beevor's sign is abnormal upward (cephalad) movement of the umbilicus with truncal
paralysis from spinal ... cord lesions between ... facioscapulohumeral muscular ... PhysicalExam #clinical ... video #umbilicus #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
constipation Differential ... cord infarct ... lumbar stenosis • Vascular ... #differential # ... diagnosis #causes #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
system: Brain tumor ... Lesions of the spinal ... cord • Inflammatory ... Lack of UMN/LMN signs ... #Diagnosis #neurology