23 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
tea cup") which should ... onto outstretched hand ... , median nerve injury ... #Orthopedics #Sports ... #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
• Due to injury ... onto outstretched hand ... injuries: distal radius ... #Orthopedics #Sports ... #MSK
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Presentations • Wrist ... Drop - Radial Nerve ... InjuryHand ... Injuries #Anatomy #Differential ... #Diagnosis #MSK
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Axillary nerve injury ... procedural sedation and ... neurovascular injury ... #Orthopedics #Sports ... #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
onto outstretched hand ... variable gross wrist ... carpal tunnel syndrome ... , scapholunate and ... #Orthopedics #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... spared in this injury ... Anterior Shoulder ... Dislocation - May ... Myotomes #diagnosis #neurology
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... Examination Left hand ... trauma_modern #Wrist ... #orthopedics #msk ... #sports #neurology
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
onto outstretched hand ... ), ligamentous injury ... brachial artery injury ... #Orthopedics #Sports ... #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
ulna, pain with wrist ... injuries: Perilunate dislocation ... , distal radius ... #Orthopedics #Sports ... #MSK
Evaluation of Electrical Injury in the Emergency Department 

Common Injuries by System:

CNS - Seizure, coma, spinal
ED arrival MSK ... - Fractures, dislocations ... (posterior shoulder ... compartment syndrome ... may be severe and