11 results
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Injuries Rock - Median ... & Ulnar Fractures ... • Extension of wrist ... & Ulna Fractuers ... & Ulna Fractures
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
Distal Radius Fracture ... Distal radius ... variable gross wrist ... , median nerve injury ... , acute carpal tunnel
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
Fracture of distal ... distal radial-ulnar ... distal radial shaft ... with distal radial-ulnar ... #Radial #Distal
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
to distal ulna, ... pain with wrist ... radius or ulna ... Management: Pain ... #Wrist #Carpal
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
articulate with the distal ... fracture (scaphoid ... styloid fracture ... , median nerve injury ... • ED Management
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Abduction - C8-T1 (ulnar ... spared in this injury ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology
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 ... associated injuries: distal ... radius fracture ... #TerryThomas #Wrist
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 ... Respiration None C5 Radial ... C6 Dorsal Thumb Wrist ... Flexion None T1 Ulnar ... differential #diagnosis #Neurology
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
ligaments (prevent radial ... and ulnar displacernent ... to the dorsal distal ... to the palmar distal ... Hyperextension injury
Who to block and who not to block? Guidelines for Emergency Regional Anesthesiafor Trauma Orthopedic Injuries
Block
• Low energy distal ... radius fracture ... document detailed neurologic ... • Any injury ... #Orthopedics #Management