12 results
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
lateral epicondyle > radial ... + radial head fracture ... fracture • ED Management ... #Radiology #XRay ... #Diagnosis #Management
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
RADIAL HEAD FRACTURE ... Radial head fractures ... non-displaced radial ... #RadialHead #Radius ... #Diagnosis #Management
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
with the distal radius ... with the distal radius ... , triquetrum), radial ... Wrist #Carpal #Radiology ... #XRay #Diagnosis
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
is the nerve of elbow ... the wrist and elbow ... involve a wrist drop ... Nerve #Anatomy #diagnosis ... #neurology #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Extension C6, C7, C8 (radial ... Extension - C7, C8 (radial ... Extension - C7, C8 (radial ... damage to the radial ... nerve in the radial
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
ulnar shaft with radial ... and missing the radial ... Exam: swollen elbow ... Forearm #Ulnar #Radiology ... #XRay #Diagnosis
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... injuries: distal radius ... • ED Management ... Scaphoid #Carpal #Radiology ... #XRay #Diagnosis
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Respiration None C5 Radial ... Antecubital Fossa Elbow ... Middle Finger Elbow ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
ligaments (prevent radial ... tendon) • ED Management ... #IPJoint #Radiology ... #XRay #Diagnosis ... #Management #Hand
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
capitellum (age 1), radial ... syndrome • ED Management ... #Humerus #Radiology ... #XRay #Diagnosis ... #Management #Orthopedics