53 results
Carpal Tunnel Syndrome: Pathogenesis and clinical findings
 • Dysthesias - Tingling, burning, or painful sensation at
Carpal Tunnel Syndrome ... sensitivity to pain ... digits Mild -> Carpal ... CarpalTunnel #Syndrome #pathophysiology ... #msk #overuse
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
dorsal wrist, pain ... fracture, median nerve ... #Radiology #XRay ... #Orthopedics #Sports ... #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
to distal ulna, pain ... ED Management: Pain ... #Radiology #XRay ... #Orthopedics #Sports ... #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
anatomic snuff box, pain ... ED Management: Pain ... #Radiology #XRay ... #Orthopedics #Sports ... #MSK
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
anatomic snuffbox, pain ... ED Management: Pain ... #Radiology #XRay ... #Orthopedics #Sports ... #MSK
Radiculopathy: Signs and Symptoms
 • Back/Neck Pain
 • Decr Range of motion
 • Abnormal posturing
 •
• Back/Neck Pain ... supplied by the nerve ... • Neuropathic Pain ... Radiculopathy #MSK ... signs #symptoms #pathophysiology
Lumbar Central Canal Stenosis Grading 
  - Normal - No CSF effacement 
  -
Lumbar Central Canal ... ; cauda equina nerve ... of cauda equina nerve ... Classification #Diagnosis #Radiology ... #MSK #MRI
Cervical Central Canal and Neural Foraminal Stenosis Grading

Cervical Central Canal Stenosis Grading
 - Normal - No
Cervical Central Canal ... effacement at the nerve ... effacement at the nerve ... Classification #Diagnosis #Radiology ... #MSK #MRI
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
artery aneurysms Nerve ... Spinal stenosis/nerve ... • Sciatica • Tarsal ... Paralysis 4) Paresthesia ... lower #extremity #msk
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Incontinence • Saddle Anesthesia ... • Neuropathic pain ... damage to sacral nerves ... CaudaEquina #Syndrome #MSK ... #pathophysiology