23 results
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Presentations • Wrist ... InjuryHand ... Injuries #Anatomy ... #Differential #Diagnosis ... #MSK #Orthopedics
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... the nerve of elbow ... the wrist and elbow ... injury ... #Anatomy #diagnosis
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Named based on anatomic ... onto outstretched hand ... anterior interosseous nerve ... Radiology #XRay #Diagnosis ... #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
onto outstretched hand ... fracture, median nerve ... injury • ED ... Radiology #XRay #Diagnosis ... #Sports #MSK
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
onto outstretched hand ... fracture • ED Management ... Radiology #XRay #Diagnosis ... #Management #Orthopedics ... #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior interosseous nerve ... brachial artery injury ... syndrome • ED Management ... Radiology #XRay #Diagnosis ... #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... fracture, median nerve ... ) • ED Management ... Radiology #XRay #Diagnosis ... #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Pronation - C7, C8 Wrist ... Horner Syndrome Wrist ... spared in this injury ... Dermatomes #Myotomes #diagnosis
Bicep muscle injury - Yergason Test - 1. Position patient's elbow at 90 degrees with thumb
Bicep muscle injury ... - Yergason Test ... patient supinate and ... resistance (holding at wrist ... ) #Diagnosis #Ortho
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... • Due to injury ... onto outstretched hand ... Tenderness to anatomic ... #Sports #MSK