63 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... dislocation, distal radius ... #Wrist #Carpal ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Most Common Carpal ... Scaphoid - 50-80% • Triquetral ... Bone #Fractures #wrist ... frequency #radiology #msk ... #orthopedics #diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
associated injuries: Carpal ... trapezium, capitate, triquetrum ... #Carpal #Radiology ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
Ossification of Carpal ... Hamate - 2 Months Triquetral ... #Bones #wrist # ... radiology #mnemonic #diagnosis ... #msk #pediatrics
Amsterdam Wrist Rules
Rules that dictate which patients require imaging based on the likelihood of wrist fracture
trauma DISTAL RADIUS ... , Painful radial ... #Rules radius # ... fracture #radiology #msk ... #orthopedics #diagnosis
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... to diagnosis scapholunate ... ("Terry Thomas sign ... injuries: distal radius ... Orthopedics #Sports #MSK
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
will be obvious; signs ... swollen forearm and wrist ... pronation and at wrist ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Flexion Paper - Radial ... • Extension of wrist ... adduction) OK Sign ... UpperExtremities #diagnosis ... #neurology
Ossification of Carpal Bones

It’s always tricky to remember the age of ossification of the carpal bones
Ossification of Carpal ... ossification of the carpal ... -6-7 years for Triquetral ... #Bones #Wrist # ... Diagnosis #Peds
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
nerve of elbow, wrist ... space and the wrist ... deviated wrist ... Nerve #Anatomy #diagnosis ... #neurology #orthopedics