15 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
fractured carpal bone ... common carpal bone ... #Wrist #Carpal ... #Radiology #XRay ... Orthopedics #Sports #MSK
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Common Carpal Bone ... Scaphoid - 50-80% • Triquetral ... #Fractures #wrist ... #frequency #radiology ... #msk #orthopedics
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
Ossification of Carpal Bones ... Hamate - 2 Months Triquetral ... #wrist #radiology ... mnemonic #diagnosis #msk ... #pediatrics
Ossification of Carpal Bones

It’s always tricky to remember the age of ossification of the carpal bones
interpreting a Pediatric ... wrist radiograph ... of the wrist joint ... -6-7 years for Triquetral ... #Peds #Pediatrics
Wrist Anatomy - Anatomy of the Carpal Bones
There are several mnemonics that people use to remember
Wrist Anatomy - ... of the Carpal Bones ... Pal @drdevrad #Wrist ... labeled #clinical #radiology ... #msk
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral wrist ... , pain with wrist ... trapezium, capitate, triquetrum ... #Carpal #Radiology ... Orthopedics #Sports #MSK
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
Instability (MCI) of the Wrist ... performed, the large bone ... subluxating the large bone ... extensors (ECU, ... #msk #orthopedics
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... • Aneurysmal bone ... #Differential #Radiology ... #XRay #peds #pediatrics ... #msk #lesions #
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
between all carpal bones ... between all carpal bones ... box, pain with wrist ... Scaphoid #Carpal #Radiology ... Orthopedics #Sports #MSK
Estimated Medical Radiation Doses for 5 Year-Old Child

3-view ankle	0.0015 mSv	1/14th CXRs
2-view chest	0.02 mSv	1 CXRs
Anteroposterior and lateral
view chest 0.02 mSv ... 99m radionuclide bone ... American Academy of Pediatrics ... #PatientInfo #Radiology ... #Study #Peds #Pediatrics