33 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... dislocation, distal radius ... #Diagnosis #Management ... Orthopedics #Sports #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
Distal Radius Fracture ... , median nerve injury ... , acute carpal tunnel ... syndrome, soft ... #Orthopedics #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
styloid fracture ... , median nerve injury ... #Radiology #XRay ... #Diagnosis #Management ... Orthopedics #Sports #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
onto outstretched hand ... Tenderness to anatomic ... injuries: distal radius ... #Radiology #XRay ... Orthopedics #Sports #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
aracteristic "claw hand ... nerve in the radial ... Carpal Tunnel Syndrome ... in the median nerve ... axillary nerve
Rotator Cuff Syndrome - SITS
Supraspinatus, Infraspinatus, Teres minor, and Subscapularis.
Causes: Calcific supraspinatus tendinitis 
Signs: painful abduction
Infraspinatus, Teres ... Causes: Calcific ... supraspinatus tendinitis Signs ... #orthopedics #diagnosis ... #sports #MSK #anatomy
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Named based on anatomic ... anterior interosseous nerve ... can't make A-OK sign ... #Diagnosis #Management ... Orthopedics #Sports #MSK
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
capitellum (age 1), radial ... anterior interosseous nerve ... ), compartment syndrome ... #Diagnosis #Management ... #Orthopedics #MSK
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain: • Fracture ... artery aneurysms Nerve ... Spinal stenosis/nerve ... neuropathy • Sural nerve ... Infections causing nerve
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
posterior interosseous nerve ... ), compartment syndrome ... Ulnar #Radiology #XRay ... #Diagnosis #Management ... Orthopedics #Proximal #MSK