18 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Triquetral Fracture ... The triquetrum ... carpal bone. ... common carpal bone ... #Triquetrum #Fracture
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
Age of Ossification ... of Carpal Bones ... Hamate - 2 Months Triquetral ... of the carpal bones ... #Age #Carpal #Bones
Ossification of Carpal Bones

It’s always tricky to remember the age of ossification of the carpal bones
Ossification of ... remember the age of ossification ... and sequence of ossification ... -6-7 years for Triquetral ... drdevradiology #Ossification
Stress Fracture: Pathogenesis and clinical findings
Abnormal biomechanics, Repetitive impact activities
=> Repetitive subthreshold mechanical loading
=> Bone strain
=>
Stress Fracture: ... mechanical loading => Bone ... strain => Bone ... => Microscopic fractures ... #orthopedics #pathophysiology
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Common Carpal Bone ... Fractures by Frequency ... Scaphoid - 50-80% • Triquetral ... drdevrad #Carpal #Bone ... #Fractures #wrist
Subtrochanteric Femur Fracture: Pathogenesis and clinical findings
 • Subtrochanteric region spans 5 cm distally from the
Subtrochanteric Femur Fracture ... low energy fall fractures ... Bisphosphonate suppresses bone ... damage weakens the bone ... differential #causes #pathophysiology
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Femoral Head Fracture ... tear a portion of bone ... • Non-union of fracture ... #FemoralHead #Fractures ... msk #diagnosis #pathophysiology
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
Supracondylar Elbow Fracture ... Most common elbow fracture ... posterior) and bone ... cortex • If a fracture ... ' • Ossification
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
Incr IGF1 • Bone ... chondrocytes -> Incr ossification ... endocrinology #pathophysiology
Low Alkaline Phosphatase - Hypophosphatasia 

Is Low Alkaline Phosphatase Of Clinical Importance?

ALP enzyme- Discovered in 1923
Low
• softening of bones ... • recurrent fractures ... of feet, thigh bones ... collection with EDTA Pathophysiology ... pain - Frequent fractures