16 results
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Bone Fractures ... by Frequency • Scaphoid ... - 50-80% • Triquetral ... #Bone #Fractures ... #radiology #msk
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Triquetral Fracture ... carpal bone. ... bone fracture ... #Triquetrum #Fracture ... #Wrist #Carpal
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
Scaphoid Fractures ... carpal bone. ... bone fracture ... #Fracture #Wrist ... #Carpal #Radiology
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
Bones Capitate ... Lunate - 4 Years Scaphoid ... bones! ... #Bones #wrist # ... #diagnosis #msk
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... bones should be ... , scaphoid fracture ... #Scaphoid #Carpal ... #Radiology #XRay
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
fracture (scaphoid ... trapezium, capitate, triquetrum ... radial styloid fracture ... #Carpal #Radiology ... Orthopedics #Sports #MSK
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
Radiology Imaging ... Controversy: Subchondral fracture ... Differential diagnosis ... plate, subchondral bone ... foot #clinical #mri
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework Bone ... Leg Pain: • Fracture ... , Vit B12, B6, Cu ... lower #extremity #msk
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
metacarpal, the bone ... and joins the bones ... interacts with the bones ... tendon, MRI or ... #msk