8 results
Myotomes of the Spinal Cord
Each segmental nerve root innervates more than one muscle. For simplicity, certain
External anal sphincter ... below this is the cauda ... equina). ... The cauda equina ... SpinalCord #Diagnosis #Neurology
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 ... - Emergency Causes ... of Cauda Equina ... contraction of the external ... #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Conditions: • Cauda ... Equina Syndrome ... Commonly caused ... Myotomes #diagnosis #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... nerve roots and cauda ... equina • GQ1b ... management #treatment #neurology
Orthopedic Essentials - Spinal Trauma and Spine Classification 
DENIS THREE COLUMN CONCEPT
Anterior column:
fractures: Don't cause ... spinal deformity or neurologic ... injury 3 Cauda ... equina Treatment
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... Causes of spinal ... involvement Cauda ... Equina Syndrome ... differential #diagnosis #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Lower roots -> Cauda ... equina- decreased ... Non-compressive Spinal Cord Causes ... disorders #diagnosis #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Incidence: 1 to 2 cases ... nerve roots and cauda ... equina TREATMENT ... diagnosis #management #neurology