11 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
extension • ... styloid fracture ... , median nerve injury ... #XRay #Diagnosis ... #Management #Orthopedics
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
flexion and extension ... dislocation, distal radius ... • ED Management ... #Wrist #Carpal ... #Radiology #XRay
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Injuries Rock - Median ... Ulnar Fractures ... • Extension of ... wrist & MCP joint ... Scissors - Ulnar
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
Distal Radius Fracture ... variable gross wrist ... , median nerve injury ... , acute carpal tunnel ... Distal #Radiology #XRay
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
distal radial-ulnar ... with distal radial-ulnar ... pronation and at wrist ... #Radiology #XRay ... #Orthopedics #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
box, pain with wrist ... extension • Possible ... injuries: distal radius ... #TerryThomas #Wrist ... #Radiology #XRay
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 ... nerve in the radial ... Carpal Tunnel Syndrome
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
C7 Radial Nerve ... Wrist Extension ... C6 Radial Nerve ... Fingers Flexion C8 Median ... Abduction T1 Ulnar
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
ulnar shaft with ... radial head dislocation ... and missing the radial ... posterior interosseous nerve ... #Radiology #XRay
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
(medial/lateral ... epicondyle > radial ... anterior interosseous nerve ... • ED Management ... Posterior #Radiology #XRay