DESCENDING TRACTS

Untitled Slide

• 1st order : cerbral cortex
• 2nd order : anterior gray column
• 3rd order : anterior gray column

CORTICOSPINAL TRACT

RETICULOSPINAL TRACT

TECTOSPINAL TRACT

RUBROSPINAL TRACT

VESTIBULOSPINAL TRACT

OLIVOSPINAL TRACT

DESCENDING AUTONOMIC FIBERS

SPINAL CORD TUMORS

EPIDEMIOLOGY

• 5-10% from metastatic lesions
• 0.5 -2.5 cases per 100,000

MORTALITY / MORBIDITY

SEX

• Male - primary spinal cord tumor
• Teenage girls - hemangioma

AGE

MOST COMMON EARLY COMPLAINT

• Pain
• Insidious progression to spinal cord dysfunction

PATHOPHYSIOLOGY

• Hematogenous dissemination
• Metastatic seeding