4 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... Conditions: • Cauda ... Equina Syndrome ... such as fibular fracture ... #neurology #sensory
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity Dermatomes ... and Myotomes Motor ... - C6, C7, C8 Elbow ... , T1 (median) Reflexes ... #neurology #sensory
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 ... distinguishing feature ... region (S2-S4 dermatomes ... diagnosis #causes #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Lower roots -> Cauda ... compression by fractured ... MCTD, Sjogren syndrome ... disorders #diagnosis #neurology ... differential #algorithm