14 results
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
to the lateral extensor ... tendon Volar plate ... to ulnar collateral ... #XRay #Radiology ... #Wrist #differential
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Injuries Rock - Median ... (4%), Radius & Ulnar ... • Extension of ... wrist & MCP joint ... #Injury #UpperExtremities
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
ulna, pain with wrist ... flexion and extension ... • ED Management ... #Wrist #Carpal ... #Diagnosis #Management
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
extension • ... fracture (scaphoid ... , median nerve injury ... • ED Management ... #XRay #Diagnosis
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Median Nerve Tension ... Neuropathy Elbow extension ... supination → wrist ... dorsiflexion/finger extension ... #Nerve #Tension
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
Median Nerve Tension ... supination → wrist ... dorsiflexion/finger extension ... rotation → elbow extension ... #Nerve #Tension
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
musculocutaneous) • Extension ... ) • Extension ... • Extension - C7 ... spared in this injury ... Carpal Tunnel Syndrome
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... , median nerve injury ... , acute carpal tunnel ... #Forearm #Radial ... Distal #Radiology #XRay
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
• Due to injury ... box, pain with wrist ... extension • Possible ... #TerryThomas #Wrist ... #Radiology #XRay
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
digital extension ... back of the arm, forearm ... injury ... provide central and ulnarly ... extension) but ECRL