23 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... ("Terry Thomas sign ... extension • Possible ... injuries: distal radius ... #Radiology #XRay
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
extension • ... commonly, 60%; also ... fracture, median nerve ... #Wrist #Carpal ... #Radiology #XRay
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Complications are ... flexion and extension ... injuries: Perilunate dislocation ... , distal radius ... #XRay #Diagnosis
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
and digital extension ... the back of the arm ... When clinically ... extension) but ... • As a degenerative
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... nerve in the radial ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... sensory #motor #arm
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
proximal portion as ... fractures that are ... • ED Management ... Scaphoid #Fracture #Wrist ... #XRay #Diagnosis
Synkinetic Wrist Extension Maneuver demonstrating Radial Nerve Palsy as cause for Wrist Drop

Up up, down down.
Extension Maneuver ... Nerve Palsy as ... #Radial #Nerve ... #Palsy #Drop #clinical ... #video #physicalexam
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
anterior interosseous nerve ... can't make A-OK sign ... Posterior long arm ... Posterior #Radiology #XRay ... #Diagnosis #Management
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
anterior sail sign ... injury, elbow dislocation ... fracture • ED Management ... Elbow #Radiology #XRay ... #Diagnosis #Management
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
also produced - ... Stimulation of nerve ... Swelling notable on Xray ... boggy" joints, esp carpal ... drift of fingers, radial