10 results
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... of elbow, wrist ... the back of the arm ... and elbow joints ... • Thus a PIN palsy
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... - Radial Nerve Palsy ... trauma_modern #Wrist ... Nerve #Palsy #PhysicalExam ... orthopedics #msk #sports
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Pronation - C7, C8 Wrist ... nerve in the radial ... Saturday night palsy ... sensory #motor #arm
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
are the most common ... in adults and are ... fracture • ED Management ... MetroHealth_EM #RadialHead ... XRay #Diagnosis #Management
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
with the distal radius ... fracture, median nerve ... injury • ED Management ... XRay #Diagnosis #Management ... #Orthopedics #Sports
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
lateral epicondyle > radial ... anterior interosseous nerve ... dislocation + radial ... Posterior long arm ... #Orthopedics #Sports
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Complications are ... ulna, pain with wrist ... dislocation, distal radius ... fractures • ED Management ... #Orthopedics #Sports
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
capitellum (age 1), radial ... anterior interosseous nerve ... syndrome • ED Management ... Posterior long arm ... XRay #Diagnosis #Management
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 ... posterior interosseous nerve ... Posterior long arm
 The following #reflexes are routinely tested, and the response elicited is graded from zero to
the side of a nerve ... the patient's elbow ... the patient's elbow ... extension of the arm ... Wrist clonus is