173 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
fractured carpal bone ... common carpal bone ... Discharge with orthopedic ... Wrist #Carpal #Radiology ... Diagnosis #Management #Orthopedics
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Common Carpal Bone ... Scaphoid - 50-80% • Triquetral ... drdevrad #Carpal #Bone ... wrist #frequency #radiology ... #msk #orthopedics
Representative X-ray appearance of a primary malignant bone tumor - Ewings Sarcoma
 • "Interrupted periosteal reaction
primary malignant bone ... Moth-eaten", permeative bone ... transition between bone ... Ewings #Sarcoma #Radiology ... #Clinical #Labeled
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... • Aneurysmal Bone ... #Bony #Tumors # ... Diagnosis #Algorithm #Orthopedics ... Causes #Oncology #Radiology
Representative X-ray appearance of a primary benign bone tumor - Aneurysmal Bone Cyst 
 • Soft
primary benign bone ... tumor - Aneurysmal Bone ... Narrowing • Bony ... #ShoulderXRay #Radiology ... #Clinical #Labeled
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
trapezium, capitate, triquetrum ... Disposition: Pending orthopedic ... Wrist #Carpal #Radiology ... Diagnosis #Management #Orthopedics
Rheumatoid arthritis (RA): X-ray features
 • Soft tissue swelling (best seen by comparing left & right
Narrowing • Bony ... the articular bone ... Peri-articular osteopenia (bones ... HandXray #Diagnosis #Radiology ... #Clinical #Pathophysiology
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
Ossification of Carpal Bones ... Hamate - 2 Months Triquetral ... of the carpal bones ... #Age #Carpal #Bones ... #wrist #radiology
Stress Fracture: Pathogenesis and clinical findings
Abnormal biomechanics, Repetitive impact activities
=> Repetitive subthreshold mechanical loading
=> Bone strain
=>
Pathogenesis and clinical ... mechanical loading => Bone ... strain => Bone ... StressFractures #msk #orthopedics
Osteoarthritis (OA): X-ray features 
 - Joint space narrowing (least specific)
 - Subchondral Cysts (pockets of
Osteophytes (Abnormal bone ... (Thickening of bone ... under the areas of bone-bone ... Osteoarthritis #OA #Xray #radiology ... diagnosis #findings #Clinical