32 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
fractured carpal bone ... common carpal bone ... Wrist #Carpal #Radiology ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... cauliflower • Enostosis/bone ... Simple/unicameral bone ... • Aneurysmal bone ... docskalski #Knee #Bone
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Common Carpal Bone ... Scaphoid - 50-80% • Triquetral ... drdevrad #Carpal #Bone ... #msk #orthopedics ... #diagnosis
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
Malignant Bone Tumors ... • Metastatic bone ... Signs/Symptoms: ... BoneTumors #Malignant #Radiology ... #Diagnosis #XRay
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... knee on XRay - Age ... ) • Enostosis/bone ... docskalski #Knee #Bone ... #Bony #Differential
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
different types of bone ... cauliflower • Enostosis/bone ... Simple/unicameral bone ... • Aneurysmal bone ... ) • Enostosis/bone
Bone Tumor Location within the Skeleton

Epiphysis: 
Only a few lesions are located in the epiphysis, so
Bone Tumor Location ... degenerative subchondral bone ... #Bone #Tumor #Location ... #MSK #Differential ... #Bony
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
of Carpal Bones ... of the carpal bones ... #Carpal #Bones ... #wrist #radiology ... #msk #pediatrics
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Symptoms: Commonly no signs ... , Fragile bones/ ... easily/weakness, Bone ... /joint pain Psychiatric ... Hyperparathyroidism #diagnosis
Osteoporosis: Pathogenesis and risk factors

 • Age > 30 (post-peak bone mass)
 • Post-menopausal women ->
factors • Age ... 30 (post-peak bone ... Decr estrogen • Bone ... #signs #symptoms ... #diagnosis