6 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Conditions: • Cauda ... Equina Syndrome ... pain, sciatica, saddle ... Commonly caused ... neurology #sensory #motor
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Acute Spinal Cord ... neuron deficiencies ... rectal reflex. saddle ... anesthesia. leg ... #diagnosis #pathophysiology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Cauda Equina Syndrome ... • MCC- acute ... sequestration • Saddle ... Mnemonic: • S - Saddle ... - Emergency Causes
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Syndromes Spinal ... Causes of spinal ... involvement Cauda ... multiradicular pain - Leg ... #differential #diagnosis
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... etc) in lumbar spine ... Incontinence • Saddle ... pathophysiology #diagnosis
Incomplete spinal cord syndromes (ISCS)
 • Central - Small Lesion - Suspended sensory deficit, classic cape
Incomplete spinal ... Disproportionate motor ... LMN types) • Cauda ... multiradicular pain, leg ... #diagnosis #neurology