16 results
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
by Frequency • Scaphoid ... Bone #Fractures #wrist ... #frequency #radiology ... #msk #orthopedics ... #diagnosis
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... box, pain with wrist ... #Scaphoid #Carpal ... #Radiology #XRay ... Orthopedics #Sports #MSK
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
Ossification of Carpal ... Lunate - 4 Years Scaphoid ... #Bones #wrist # ... radiology #mnemonic ... #diagnosis #msk
Watson's Test for Scapholunate Instability

1) The examiner places a thumb over the scaphoid tubercle, applying dorsal
thumb over the scaphoid ... pressure. 2) The wrist ... then moved from ulnar ... clinical #video #physicalexam ... #msk
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
Scaphoid Fractures ... #Fracture #Wrist ... #Carpal #Radiology ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
thumb injury to ulnar ... Rolando fracture Scaphoid ... Fractures #XRay #Radiology ... #Wrist #differential ... #diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
associated injuries: Carpal ... fracture (scaphoid ... #Carpal #Radiology ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
distal to distal ulna ... , pain with wrist ... #Carpal #Radiology ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Ulnar Compression Test - Ulnar Tunnel Syndrome

The ulnar compression test evaluates for ulnar tunnel syndrome.
Provide direct
Test - Ulnar Tunnel ... tunnel or Guyon's canal ... Tunnel #Syndrome #wrist ... #hand #PhysicalExam ... video #sports #msk
Amsterdam Wrist Rules
Rules that dictate which patients require imaging based on the likelihood of wrist fracture
Amsterdam Wrist ... Painful balottement test ... radius #fracture #radiology ... #msk #orthopedics ... #diagnosis