13 results
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... constipation Differential ... distinguishing feature ... #diagnosis #causes ... #neurology
Orthopedic Essentials - Spinal Trauma and Spine Classification 
DENIS THREE COLUMN CONCEPT
Anterior column:
Stable fractures ... : Don't cause spinal ... deformity or neurologic ... deficit, still able ... injury 3 Cauda
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... stroke, Acute spinal ... #differential # ... diagnosis #table ... #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... Conditions: • Cauda ... Commonly caused ... such as fibular fracture ... Myotomes #diagnosis #neurology
Upper Versus Lower Motor Neuron Findings

Denervation near the target muscle fibers (lower motor neuron disease) results
efferent limb of spinal ... reflexes, resulting ... #MotorNeuron #Comparison ... Findings #Diagnosis #Table ... #Neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

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

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Lower roots -> Cauda ... compression by fractured ... Cord Causes: 1 ... dysfunction • Abnormal reflexes ... disorders #diagnosis #neurology
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Chest Pain - Differential ... Infarction • Stable ... Gastro-Esophageal Reflux ... • Trauma - Neurologic ... Disorder • Spinal
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
disorder of the spinal ... Spasticity - Reflexes ... • Infectious causes ... diagnosis #management #neurology ... #differential
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Incidence: 1 to 2 cases ... depressed deep tendon reflexes ... axonal • MRI - Spinal ... nerve roots and cauda ... diagnosis #management #neurology