67 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
ulna, pain with wrist ... Discharge with orthopedic ... #Wrist #Carpal ... #Radiology #XRay ... #Sports #MSK
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Scaphoid - 50-80% • Triquetral ... Bone #Fractures #wrist ... #frequency #radiology ... #msk #orthopedics
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
ulnar collateral ligament ... Scapholunate ligament ... Terry thomas sign Triquetral ... Fractures #XRay #Radiology ... #Wrist #differential
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
trapezium, capitate, triquetrum ... Disposition: Pending orthopedic ... #Carpal #Radiology ... Diagnosis #Management #Orthopedics ... #Sports #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
onto outstretched hand ... variable gross wrist ... lunotriquetral ligament ... Colles #Distal #Radiology ... #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
scapholunate interosseous ligament ... onto outstretched hand ... box, pain with wrist ... Scaphoid #Carpal #Radiology ... #Sports #MSK
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
Hamate - 2 Months Triquetral ... , for the LEFT hand ... Carpal #Bones #wrist ... #radiology #mnemonic ... #diagnosis #msk
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... Examination Left hand ... #Nerve #Palsy #PhysicalExam ... clinical #video #orthopedics ... #msk #sports #neurology
Ulnar Fovea Sign Test for Fovea Disruption

Useful for patients with pain along the ulnar aspect of
aspect of the wrist ... flexion with the wrist ... ulnotriquetral ligament ... clinical #video #physicalexam ... #orthopedics #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 ... slightly extended, and ... deviation of the wrist ... #msk #orthopedics ... clinical #video #physicalexam