103 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 #Diagnosis ... #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 #diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
trapezium, capitate, triquetrum ... Disposition: Pending orthopedic ... Radiology #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK
Ossification of Carpal Bones

It’s always tricky to remember the age of ossification of the carpal bones
interpreting a Pediatric wrist ... of the wrist joint ... CLOCKWISE for the LEFT wrist ... -6-7 years for Triquetral ... #Wrist #Diagnosis
Amsterdam Wrist Rules
Rules that dictate which patients require imaging based on the likelihood of wrist fracture
Amsterdam Wrist ... likelihood of wrist ... Painful balottement test ... fracture #radiology #msk ... #orthopedics #diagnosis
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
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
Instability (MCI) of the Wrist ... deviation of the wrist ... performed, the large bone ... subluxating the large bone ... #msk #orthopedics
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Presentations • Wrist ... #Differential #Diagnosis ... #MSK #Orthopedics
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
between all carpal bones ... Thomas" sign to diagnosis ... between all carpal bones ... box, pain with wrist ... #Sports #MSK
Phalen's Test for Carpal Tunnel Syndrome

Phalen's test evaluates for carpal tunnel syndrome. 
Fully flex wrists and
Phalen's Test for ... Fully flex wrists ... Tunnel #Syndrome #Wrist ... video #sports #msk ... #orthopedics