7 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... Commonly caused ... claudication and weakness ... #Myotomes #diagnosis ... #motor #leg #physicalexam
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
cord - Spinal Cord ... Causes of spinal ... herniation - Radiation ... #lesions #differential ... #diagnosis #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Spinal Cord Disorders ... Spinal cord ... Tract Lesions: • Bilateral ... Cord Causes: 1 ... #neurology #differential
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... - Differential ... Diagnosis Algorithm ... (Contralateral motor ... Spinal Cord Lesions
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Spinal cord infarct ... extremity weakness ... region (S2-S4 dermatomes ... #diagnosis #causes ... #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Weakness: - Weakness ... : • Sensory, motor ... lesion • Bilateral ... #management #neurology ... #differential
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
brainstem and multiple spinal ... cord regions of ... - Causes progressive ... cervical and thoracic spine ... conditions listed in differential