18 results
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
digital extension ... When clinically ... injury ... injury ... drop: ECRB and
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Complications are ... to distal ulna, ... pain with wrist ... #Carpal #Radiology ... #Orthopedics #Sports
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
swollen forearm and wrist ... pronation and at wrist ... Posterior long arm ... #Radiology #XRay ... #Diagnosis #Management
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
fracture, median nerve ... injury • ED ... Management: Pain ... #Carpal #Radiology ... #Orthopedics #Sports
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Abduction - C8-T1 (ulnar ... drop - Occurs after ... spared in this injury ... sensory #motor #arm
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... fracture, median nerve ... ) • ED Management ... #Radiology #XRay ... #Diagnosis #Management
Median Nerve Injury and Anhidrosis
Note dry skin that precisely matches a median nerve distribution (spares ulnar
Median Nerve Injury ... distribution (spares ... ulnar innervated ... wounds on volar wrist ... Anhidrosis #Hand #Clinical
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 ... Posterior long arm ... #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 ... associated injuries: distal ... Scaphoid #Carpal #Radiology ... #Orthopedics #Sports
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
rotated, extended arm ... injuries: Axillary nerve ... injury (40%, loss ... Dislocation #Anterior #Radiology ... #Orthopedics #Sports