11 results
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
Midcarpal Instability (MCI ... slightly extended, and ... when ulnar deviation ... extensors (ECU, ... orthopedics #clinical #video
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... spared in this injury ... Carpal Tunnel Syndrome
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
extension • ... styloid fracture, median ... nerve injury ... • ED Management ... #XRay #Diagnosis
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Injuries Rock - Median ... Fractures • Extension ... of wrist & MCP ... Small muscles of hand ... #Injury #UpperExtremities
Extensor Carpi Ulnaris (ECU) Synergy Test for ECU Tendinitis

With the patient's hand supinated, the examiner grasps
Extensor Carpi Ulnaris ... the patient's hand ... aspect of the wrist ... #extensor #carpi ... #clinical #video
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
extension. ... injury ... injury ... ulnarly deviated ... wrist extension
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
• Due to injury ... onto outstretched hand ... box, pain with wrist ... extension • Possible ... #Radiology #XRay
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
Extensor Carpi Ulnaris ... Carpi Ulnaris (ECU ... the elbow to the hand ... #Carpi #Ulnaris ... #physicalexam #video
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... styloid fracture, median ... nerve injury, acute ... carpal tunnel syndrome ... Distal #Radiology #XRay
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Stimulation of nerve ... Swelling notable on Xray ... boggy" joints, esp carpal ... , MCP, PIP joints ... Boutonniere's ulnar