11 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
fracture (scaphoid ... styloid fracture ... , median nerve injury ... #Wrist #Carpal ... #Sports #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
epicondyle > radial ... anterior interosseous nerve ... + radial head fracture ... Complex, pending orthopedic ... #Sports #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
box, pain with wrist ... injuries: distal radius ... follow-up with orthopedics ... #TerryThomas #Wrist ... #Sports #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... , median nerve injury ... , acute carpal tunnel ... syndrome, soft ... #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 ... #Wrist #Carpal ... #Sports #MSK
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
head dislocation ... Exam: swollen elbow ... posterior interosseous nerve ... ), compartment syndrome ... #Proximal #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Pronation - C7, C8 Wrist ... nerve in the radial ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
common elbow fracture ... capitellum (age 1), radial ... anterior interosseous nerve ... ), compartment syndrome ... #MSK
Extensor Carpi Ulnaris (ECU) Synergy Test for ECU Tendinitis

With the patient's hand supinated, the examiner grasps
Extensor Carpi Ulnaris ... The patient radially ... aspect of the wrist ... ecu #extensor #carpi ... #physicalexam #msk
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Common peroneal nerve ... Compartment syndrome ... trauma/vascular/orthopedic ... Posterior #Injury #msk ... #clinical #video