5 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... box, pain with wrist ... extension • Possible ... Thumb spica • Ortho ... #Radiology #XRay
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
extension • ... Sugar tong • Ortho ... #Wrist #Carpal ... #Radiology #XRay ... #Diagnosis #Management
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Pronation - C7, C8 Wrist ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... Dermatomes #Myotomes #diagnosis
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
flexion and extension ... injuries: Perilunate dislocation ... Splint: Volar • Ortho ... #Carpal #Radiology ... #XRay #Diagnosis
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
Extensor Carpi Ulnaris ... extends from the elbow ... ECU Subluxation diagnosed ... the ECU tendon, MRI ... #subluxation #clinical