13 results
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
joint disruption ... joint (DRUJ) ... onto outstretched hand ... injuries: Rare • ED ... Posterior long arm
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
with the distal radius ... with the distal radius ... onto outstretched hand ... , triquetrum), radial ... #Wrist #Carpal
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
onto outstretched hand ... box, pain with wrist ... injuries: distal radius ... • ED Management ... #TerryThomas #Wrist
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
Distal Radius Fracture ... Distal radius ... • Chauffer = radial ... variable gross wrist ... injury, acute carpal
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
dislocated major joint ... most common major joint ... lateral epicondyle > radial ... + radial head fracture ... Posterior long arm
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Complications are ... injuries: Perilunate dislocation ... , distal radius ... fractures • ED ... Management: Pain
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
joint dislocations ... • PIP joints are ... PIP joints are ... ligaments (prevent radial ... Management: Digital
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
(wrists, metacarpal-phalangeals ... manifestations are ... , esp carpal, MCP ... drift of fingers, radial ... wrist deviation
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
RADIAL HEAD FRACTURE ... Radial head fractures ... non-displaced radial ... onto outstretched hand ... #RadialHead #Radius
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Extension C6, C7, C8 (radial ... Extension - C7, C8 (radial ... Extension - C7, C8 (radial ... damage to the radial ... nerve in the radial