8 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
bone. ... bone fracture ... flexion and extension ... #Wrist #Carpal ... #Sports #MSK
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Bone Fractures ... Scaphoid - 50-80% • Triquetral ... #Bone #Fractures ... #wrist #frequency ... #radiology #msk
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
Bone Lesion on X-Ray ... #Mass #Tumor #BoneLesion ... #XRay #MSK #Differential ... Diagnosis #Algorithm #Orthopedics ... #Causes
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... bones should be ... extension • Possible ... #Radiology #XRay ... #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 ... subluxating the large bone ... extensors (ECU, ... #msk #orthopedics
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
extension • ... trapezium, capitate, triquetrum ... #Carpal #Radiology ... #XRay #Diagnosis ... #Sports #MSK
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
bone. ... bone fracture ... Scaphoid #Fracture #Wrist ... #XRay #Diagnosis ... #Sports #MSK
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
Extensor Carpi Ulnaris ... metacarpal, the bone ... and joins the bones ... interacts with the bones ... #Wrist #msk