20 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
bone. ... bone fracture ... Discharge with orthopedic ... MH/CCF/CWRU EM ... Diagnosis #Management #Orthopedics
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Most Common Carpal ... Bone Fractures ... Scaphoid - 50-80% • Triquetral ... #Bone #Fractures ... radiology #msk #orthopedics
Ossification of Carpal Bones

It’s always tricky to remember the age of ossification of the carpal bones
Ossification of Carpal ... ossification of the carpal ... looking at the carpal ... capitate is the first bone ... -6-7 years for Triquetral
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
bone. ... bone fracture ... follow-up with Orthopedics ... follow-up with PCP or orthopedics ... MH/CCF/CWRU EM
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
associated injuries: Carpal ... trapezium, capitate, triquetrum ... Disposition: Pending orthopedic ... MH/CCF/CWRU EM ... Dislocation #Wrist #Carpal
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... bones should be ... follow-up with orthopedics ... MH/CCF/CWRU EM ... Diagnosis #Management #Orthopedics
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
Bone Lesion on X-Ray ... /or Non-Active Bone ... • Unicameral Bone ... • Aneurysmal Bone ... #Orthopedics #Causes
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... Differential Diagnosis Algorithm ... • Aneurysmal Bone ... Histiocytoma #Primary #Bone ... #Orthopedics #Causes
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 ... ECRB) The distal carpal ... Instability #Wrist #msk #orthopedics
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Differential Diagnosis Algorithm ... Tumours - See Bone ... Gastrointestinal Disease • Bone ... Differential #Diagnosis #Algorithm ... #Orthopedics #Causes