47 results
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... of elbow, wrist ... and digital extension ... When clinically ... extension) but
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
extension • ... associated injuries: Carpal ... fracture, median nerve ... injury • ED Management ... #Carpal #Radiology
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Assessment of Nerve ... Rock - Median Nerve ... Fractures • Extension ... of wrist & MCP ... adduction) OK Sign
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... C7 (median) • Extension ... Horner Syndrome Wrist ... nerve in the radial ... Carpal Tunnel Syndrome
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
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... ulna, pain with wrist ... flexion and extension ... dislocation, distal radius
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... ("Terry Thomas sign ... box, pain with wrist ... extension • Possible ... injuries: distal radius
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... - Radial Nerve Palsy ... nerve in its path ... trauma_modern #Wrist ... #clinical #video
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... fracture, median nerve ... injury, acute carpal ... injury) • ED Management ... XRay #Diagnosis #Management
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
The proximal carpal ... extensors (ECU, ... ECRB) The distal carpal ... #orthopedics #clinical ... #video #physicalexam