27 results
Stress Fracture: Pathogenesis and clinical findings
Abnormal biomechanics, Repetitive impact activities
=> Repetitive subthreshold mechanical loading
=> Bone strain
=>
Stress Fracture: ... mechanical loading => Bone ... strain => Bone ... StressFractures #msk ... #orthopedics #pathophysiology
Open Fractures: Mechanisms, Clinical Features and Complications
Gustilo-Anderson Classification:
 • Type I
   - Wound <
Open Fractures: ... comminution • Type Ill ... soft tissue for bone ... Classification #Open #Fractures ... Complications #MSK
Subtrochanteric Femur Fracture: Pathogenesis and clinical findings
 • Subtrochanteric region spans 5 cm distally from the
Subtrochanteric Femur Fracture ... Bisphosphonate suppresses bone ... damage weakens the bone ... #msk #orthopedics ... differential #causes #pathophysiology
Rheumatoid arthritis (RA): X-ray features
 • Soft tissue swelling (best seen by comparing left & right
arthritis (RA): X-ray features ... the articular bone ... Peri-articular osteopenia (bones ... Radiology #Clinical #Pathophysiology
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
between all carpal bones ... between all carpal bones ... distal radius fracture ... , scaphoid fracture ... Orthopedics #Sports #MSK
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 ... #msk #diagnosis ... #pathophysiology
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Differential Diagnosis Algorithm ... Embolism (e.g. fractured ... long bone) • ... • Dislocated Bone ... Vascular #JointPain #MSK
Suspicious Fractures for Abuse - Non-accidental Trauma

Metaphyseal fracture (Bucket handle fracture or Corner fracture) 
 •
Suspicious Fractures ... Metaphyseal fracture ... or Corner fracture ... infants < 18 months Old ... • Multiple bones
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Pathologic / Fragility Fractures ... Differential Diagnosis Algorithm ... Tumours - See Bone ... #Fragility #Fractures ... #Pathologic #MSK
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