15 results
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Assessment of Nerve ... Fractures • Extension ... of wrist & MCP ... #Injury #UpperExtremities ... #diagnosis #neurology
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
to ulnar collateral ... Triquetral fracture Boxer's ... Fractures #XRay #Radiology ... #Wrist #differential ... #diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... spared in this injury ... Dermatomes #Myotomes #diagnosis
What is a Boxer’s fracture?? Fracture of the 4th or 5th metacarpal neck
 - Common in
Management: - ... compromise - Certain radiologic ... recommended if injury ... Hand #Metacarpal #Diagnosis ... #Management #Referral
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 ... by Nerve Root Levels ... C6 Dorsal Thumb Wrist ... Flexion None T1 Ulnar ... #differential #diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
extension • ... fracture, median nerve ... injury • ED ... #Carpal #Radiology ... #XRay #Diagnosis
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... • Due to injury ... extension • Possible ... Scaphoid #Carpal #Radiology ... #XRay #Diagnosis
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
Fracture of proximal ulnar ... posterior interosseous nerve ... syndrome, ligamentous injury ... #Radiology #XRay ... #Diagnosis #Management
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
distal to distal ulna ... , pain with wrist ... flexion and extension ... #Carpal #Radiology ... #XRay #Diagnosis
Boxer's Fracture - ED Management
Be sure to assess for wounds in patients with fractures of the
Boxer's Fracture ... hematoma block or ulnar ... nerve block), immobilize ... Thumb #Metacarpal #Radiology ... #XRay #Diagnosis