25 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
bone. ... wrist flexion and extension ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Most Common Carpal ... Bone Fractures ... Scaphoid - 50-80% • Triquetral ... frequency #radiology #msk ... #orthopedics #diagnosis
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
Bones Capitate ... Hamate - 2 Months Triquetral ... bones! ... radiology #mnemonic #diagnosis ... #msk #pediatrics
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 ... looking at the carpal ... -6-7 years for Triquetral ... Diagnosis #Peds
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... bones should be ... pain with wrist extension ... #Orthopedics #Sports ... #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
pain with wrist extension ... trapezium, capitate, triquetrum ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
The proximal carpal ... performed, the large bone ... contraction of the wrist extensors ... ECRB) The distal carpal ... Instability #Wrist #msk
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
bone. ... bone fracture ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Carpal Bones Mnemonic - Some Lovers Try Positions That They Can’t Handle

Proximal Row (Radial → Ulnar):
Carpal Bones Mnemonic ... Scaphoid → Lunate → Triquetrum ... Capitate → Hamate #Carpal ... #Bones #Mnemonic ... Orthopedics #Wrist #Diagnosis
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Mallet finger, the extension ... disruption (may be bony ... of the terminal extensor ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK