8 results
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Spinal Cord Injury ... Abduction None T7-T12 ... S1 Lateral Calcaneus ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Spinal Cord Disorders ... and signs below ... myelopathy - Vit B12 ... dysfunction • Abnormal reflexes ... disorders #diagnosis #neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
cord - Spinal Cord ... result in permanent neurologic ... HIV) - Vitamin B12 ... in deep tendon reflexes ... #lesions #differential
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
L1-L5 Symptoms ... so-called ‘red flag’ symptoms ... constipation Differential ... cord infarct ... diagnosis #causes #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Spasticity - Reflexes ... signs and/or symptoms ... Check Vitamin B12 ... diagnosis #management #neurology ... #differential
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
cord regions of ... Increased Jaw Jerk reflex ... fasciculations Common Symptoms ... conditions listed in differential ... #Sclerosis #neurology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... white matter, spinal ... cord, and basal ... Behcet disease) Differential ... diagnosis #management #signs
Evaluation of Recurrent Falls

Core Concept:
Maintaining an upright posture requires the integrated function of multiple systems.
Disruption in
presyncope, exertional symptoms ... e.g., diabetic, B12 ... deficiency) - Spinal ... positive Romberg sign ... Falls #Diagnosis #Differential