7 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
pain with wrist ... radius or ulna ... #Wrist #Carpal ... #Radiology #XRay ... Orthopedics #Sports #MSK
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... - Radial Nerve Palsy ... #Drop #Radial # ... #orthopedics #msk ... #sports #neurology
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
articulate with the distal ... articulates with the distal ... trapezium, capitate, triquetrum ... #Carpal #Radiology ... Orthopedics #Sports #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
Distal Radius Fracture ... Distal radius ... variable gross wrist ... #Colles #Distal ... #Radiology #XRay
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... drop - Occurs after ... Saturday night palsy ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
box, pain with wrist ... associated injuries: distal ... radius fracture ... #Radiology #XRay ... Orthopedics #Sports #MSK
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
and digital extension ... • Thus a PIN palsy ... drop: ECRB and ... nerve (or PIN) palsy ... Anatomy #diagnosis #neurology