6 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... Conditions: • Cauda Equina ... Syndrome - Low ... Commonly caused ... #diagnosis #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Dermatomes and Myotomes ... - C6, C7, C8 Elbow ... Triceps power is ... #diagnosis #neurology ... #sensory #motor
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 ... and/or genital sensory ... - Emergency Causes ... perineum, and posterior ... #neurology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Sensory loss below ... > Posterior spinal ... Mixed upper and lower ... signs #symptoms #msk ... #orthopedics #neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... Weakness - Lower ... the lesion Posterior ... at the level of sensory ... involvement Cauda Equina
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
roots -> Cauda equina ... Non-compressive Spinal Cord Causes ... Vascular/Blockage ... MCTD, Sjogren syndrome ... disorders #diagnosis #neurology