7 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
all carpal bones should ... • Due to injury ... extension • Possible ... Carpal #Radiology #XRay ... Orthopedics #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
extension • ... , median nerve injury ... #Radiology #XRay ... #Diagnosis #Management ... Orthopedics #Sports #MSK
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
with radial head dislocation ... swollen elbow and forearm ... syndrome, ligamentous injury ... #XRay #Diagnosis ... Orthopedics #Proximal #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
, pain with wrist ... flexion and extension ... injuries: Perilunate dislocation ... #Diagnosis #Management ... Orthopedics #Sports #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
prevent radial and ulnar ... Hyperextension injury ... IPJoint #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... spared in this injury ... Anterior Shoulder ... Dislocation - May ... Dermatomes #Myotomes #diagnosis
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
Extensor Carpi Ulnaris ... ), is the must ulnar ... muscles of the forearm ... ECU Subluxation diagnosed ... #msk