5 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity Dermatomes ... Dislocation - May ... regimental badge" anesthesia ... #Myotomes #diagnosis ... #neurology #sensory
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... saddle (perineal) anesthesia ... stopping walking (vascular ... #Myotomes #diagnosis ... #neurology #sensory
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
injury, often from vascular ... reflex. saddle anesthesia ... #diagnosis #pathophysiology ... signs #symptoms #msk ... #orthopedics #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
• S - Saddle anesthesia ... Differential Diagnosis ... lumbar stenosis • Vascular ... region (S2-S4 dermatomes ... #causes #neurology
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Neurologic deficit ... Neurologic injuries ... Compartment syndrome ... Posterior #Injury #msk ... #clinical #video