15 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Scapholunate Dissociation ... diagnosis scapholunate dissociation ... • Due to injury ... perilunate or lunate dislocation ... #Scapholunate #Dissociation
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 ... #Perilunate #Dislocation ... #Wrist #Carpal
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
flexion and extension ... injuries: Perilunate dislocation ... , distal radius ... #Carpal #Radiology ... Orthopedics #Sports #MSK
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
onto outstretched hand ... : Scapholunate dissociation ... , perilunate dislocation ... associated scapholunate dissociation ... #Carpal #Radiology
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
onto outstretched hand ... variable gross wrist ... , acute carpal tunnel ... Colles #Distal #Radiology ... #Orthopedics #MSK
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Anterior Shoulder Dislocation ... common major joint dislocation ... , bony Bankart lesions ... #Shoulder #Dislocation ... #Anterior #Radiology
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 ... #Posterior #Radiology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Horner Syndrome Wrist ... spared in this injury ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
Interphalangeal Joint Dislocation ... the dislocation ... (if dorsal PIP dislocation ... (if volar PIP dislocation ... #MSK
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
, elbow dislocation ... fracture • ED Management ... Fracture #Elbow #Radiology ... XRay #Diagnosis #Management ... #Orthopedics #MSK