16 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... aracteristic "claw hand ... nerve in the radial ... spared in this injury ... Carpal Tunnel Syndrome
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
the nerve of elbow ... the wrist and elbow ... When clinically ... nerve injury ... nerve injury
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
onto outstretched hand ... variable gross wrist ... injury, acute carpal ... tunnel syndrome ... #Orthopedics #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
extension • ... fracture, median nerve ... injury • ED ... Management: Pain ... Orthopedics #Sports #MSK
Ulnar Compression Test - Ulnar Tunnel Syndrome

The ulnar compression test evaluates for ulnar tunnel syndrome.
Provide direct
Test - Ulnar Tunnel ... Syndrome #wrist ... #hand #PhysicalExam ... #clinical #video ... #sports #msk #orthopedics
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
slightly extended, and ... when ulnar deviation ... extensors (ECU, ... #msk #orthopedics ... #clinical #video
Tinel's Test of the Ulnar Nerve

Perform a Tinel's at the cubital tunnel by percussing the ulnar
at the cubital tunnel ... pain, numbness, and ... #Nerve #elbow # ... PhysicalExam #clinical ... #msk #orthopedics
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
dorsum of the hand ... , pain with wrist ... flexion and extension ... dislocation, distal radius ... Orthopedics #Sports #MSK
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
shaft with radial ... Exam: swollen elbow ... posterior interosseous nerve ... syndrome, ligamentous injury ... Orthopedics #Proximal #MSK
Oppositional Grasp Weakness in Carpal Tunnel Syndrome

Dysfunction of the six- Opposition weakness-in carpal tunnel syndrome with
& Ulnar nerve ( ... Grasp #Weakness #Hand ... #Carpal #Tunnel ... #Syndrome #clinical ... #orthopedics #msk