11 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Scapholunate Dissociation ... diagnosis scapholunate dissociation ... perilunate or lunate dislocation ... #Scapholunate #Dissociation ... #Radiology #XRay
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Perilunate Dislocation ... In perilunate dislocation ... summary: • Dorsal dislocation ... #Wrist #Carpal ... #Radiology #XRay
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
distal to distal ulna ... , pain with wrist ... injuries: Perilunate dislocation ... distal radius or ulna ... #Carpal #Radiology
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
: Scapholunate dissociation ... , perilunate dislocation ... associated scapholunate dissociation ... #Carpal #Radiology ... #XRay #Diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Abduction - C8-T1 (ulnar ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... Myotomes #diagnosis #neurology
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
Fracture of proximal ulnar ... with radial head dislocation ... Peak age 4-10 • Ulna ... the radial head dislocation ... #Radiology #XRay
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Posterior Elbow Dislocation ... common major joint dislocation ... triad = posterior dislocation ... MetroHealth_EM #Elbow #Dislocation ... #XRay #Diagnosis
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
Interphalangeal Joint Dislocation ... involved and the dislocation ... (if dorsal PIP dislocation ... (if volar PIP dislocation ... (if volar DIP dislocation
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... styloid fracture, median ... injury, acute carpal ... Colles #Distal #Radiology ... #XRay #Diagnosis
Hand X-Ray Anatomy and Interpretation Checklist
1. Soft tissues - Look carefully at the soft tissue over
into the hand and wrist ... from lateral to medial ... the radius and ulna ... proximal to the carpal ... Interpretation #Checklist #radiology