49 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 ... Nerve Root Levels Spinal ... Sphincter None #SpinalCord ... NerveRoots #Levels #differential ... diagnosis #Neurology #Spine
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Acute Spinal Cord ... Syndrome -> Anterior spinal ... Syndrome -> Posterior spinal ... and #Acute #SpinalCord ... symptoms #msk #orthopedics
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Spinal Cord Disorders ... - Differential ... Diagnosis Framework Spinal ... #cord #spinalcord ... diagnosis #neurology #differential
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
roots of lumbar spine ... Involves lumbar spine ... constipation Differential ... Imaging studies: • MRI ... Equina #syndrome #differential
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Lesions of the Spinal ... cord - Spinal Cord ... Syndromes Spinal ... unilateral) #SpinalCord ... syndromes #lesions #differential
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
T1-hypointense signal ... • MRI: Posterolateral ... hallucis longus Differential ... torn ligament on MRI ... Syndrome #clinical #mri
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
cord compression (MRI ... MRI • No evidence ... Gadolinium-enhanced MRI ... out • Brain MRI ... management #neurology #differential
Hydroxyapatite Deposition Disease (HADD) - MSK Radiology
Imaging Findings:
 • Ovoid hypointense structures along the bursal surface
• Fluid-like signal ... • MRI shows globular ... Differential diagnosis ... tenosynovitis: Differentiate ... Disease #clinical #mri
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
Pallidi T2 High Signal ... Pallidi T1 High Signal ... Pallidi T2 Low Signal ... Pons: ODS #MRI ... Disorders #Clinical #Differential
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
interpreting only MRI ... NOT interpret MRI ... Differential diagnosis ... Has blooming on MRI ... Gouty #Arthritis #mri