13 results
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... and digital extension ... wrist and elbow ... ECU are lost (which ... #diagnosis #neurology
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
shaft with distal radial-ulnar ... shaft with distal radial-ulnar ... onto outstretched hand ... Posterior long arm ... #Radiology #XRay
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... aracteristic "claw hand ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology ... sensory #motor #arm
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Complications are ... , pain with wrist ... flexion and extension ... dislocation, distal radius ... #Carpal #Radiology
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
extension • ... associated injuries: Carpal ... injury • ED Management ... #Carpal #Radiology ... XRay #Diagnosis #Management
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
onto outstretched hand ... Tenderness to anatomic ... extension • Possible ... injuries: distal radius ... #Radiology #XRay
Extensor Carpi Ulnaris (ECU) Synergy Test for ECU Tendinitis

With the patient's hand supinated, the examiner grasps
Extensor Carpi Ulnaris ... The patient radially ... along the dorsal ulnar ... aspect of the wrist ... #extensor #carpi
Hand X-Ray Anatomy and Interpretation Checklist
1. Soft tissues - Look carefully at the soft tissue over
Hand X-Ray Anatomy ... and wrist joint ... and ulna is also ... proximal to the carpal ... #radiology #labeled
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
ligaments (prevent radial ... and ulnar displacernent ... tendon) • ED Management ... Dislocation #IPJoint #Radiology ... XRay #Diagnosis #Management
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
tenderness to the anatomic ... fractures that are ... onto outstretched hand ... Scaphoid #Fracture #Wrist ... #Carpal #Radiology