4 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Conditions: • Cauda ... foot and lateral calf ... Commonly caused ... claudication and weakness ... #diagnosis #neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Sensory Changes ... Polymyositis • Duchenne ... Muscular Dystrophy ... #Neurology #Differential
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
and/or genital sensory ... - Emergency Causes ... weakness and sensory ... #diagnosis #causes ... #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... Lower roots -> Cauda ... Non-compressive Spinal Cord Causes ... disorders #diagnosis #neurology ... #differential