13 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
associated injuries: Carpal ... , median nerve injury ... #Carpal #Radiology ... #XRay #Diagnosis ... #Orthopedics #Sports
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
common orthopedic injury ... variable gross wrist ... , acute carpal tunnel ... Colles #Distal #Radiology ... #XRay #Diagnosis
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
ulna, pain with wrist ... dislocation, distal radius ... Triquetrum #Fracture #Wrist ... #Carpal #Radiology ... #Orthopedics #Sports
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 ... injuries: distal radius ... #Radiology #XRay ... #Orthopedics #Sports
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
x-ray review alignment ... injuries: Ligamentous injury ... radioulnar joint injury ... interosseous membrane injury ... #Radiology #XRay
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
Inverted Supinator Test ... normally elicits elbow ... Inverted #Supinator #Test ... #Reflex #neurology ... orthopedics #msk #sports
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
), ligamentous injury ... dislocation + radial ... Dislocation #Posterior #Radiology ... #XRay #Diagnosis ... #Orthopedics #Sports
Pediatric Elbow Injuries - Elbow Xrays

Check the fat pads on the lateral projection:
1. A displaced anterior
Pediatric Elbow ... Xrays Check ... a significant injury ... #Injuries #Xrays ... #Radiology #peds
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Pronation - C7, C8 Wrist ... spared in this injury ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
not seen on x-ray ... Scaphoid #Fracture #Wrist ... #Carpal #Radiology ... #XRay #Diagnosis ... #Orthopedics #Sports