33 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
and #Acute #SpinalCord ... #Injury #Syndromes ... #diagnosis #pathophysiology ... signs #symptoms #msk ... #orthopedics #neurology
Incomplete Spinal Cord Syndromes
Anterior Cord Syndrome:
 • Bilateral loss of motor, pain and temperature sensation below
Incomplete Spinal ... disruption of anterior spinal ... #Incomplete #SpinalCord ... #Syndromes #Diagnosis ... #Neurology
Myotomes of the Spinal Cord
Each segmental nerve root innervates more than one muscle. For simplicity, certain
Myotomes of the Spinal ... more resilient to injury ... than the spinal ... #Myotomes #SpinalCord ... #Diagnosis #Neurology
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 ... Sphincter None #SpinalCord ... #Injury #NerveRoots ... #differential #diagnosis ... #Neurology #Spine
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Syndromes Spinal ... result in permanent neurologic ... unilateral) #SpinalCord ... #differential #diagnosis ... #neurology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
stroke, Acute spinal ... cord injury Generalized ... cord injury, Early ... #differential #diagnosis ... #table #neurology
Evaluation of Electrical Injury in the Emergency Department 

Common Injuries by System:

CNS - Seizure, coma, spinal
Seizure, coma, spinal ... ED arrival MSK ... compartment syndrome ... Electricity #Evaluation #Diagnosis ... #Management #Emergency
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness • Spinal ... Demyelinating Disease (MS ... Phrenic nerve injury ... #differential #diagnosis ... #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... below the site of injury ... MCTD, Sjogren syndrome ... #cord #spinalcord ... #neurology #differential
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Fasciculus (MLF) Iniury ... One-and-a-half Syndrome ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular