8 results
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
acetabular wall • Avulsion ... tear a portion of bone ... #msk #diagnosis ... #pathophysiology ... #signs #symptoms
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Algorithm Tumours ... - See Bone Lesions ... Osteomalacia / Ricketts ... #Pathologic #MSK ... #Causes
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... • Bony Humeral ... fracture at the ... GAGL): "Reverse J sign ... #msk
Paget’s Disease: Complications
Abnormal Osteoclasts cause excessive bone turnover -> Incr bone resorption, Incr (abnormal) bone formation

MSK
Abnormal Osteoclasts cause ... formation MSK ... -> Pathologic fractures ... PagetsDisease #pathophysiology ... #diagnosis #signs
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
Radiology Imaging ... Case description ... Controversy: Subchondral fracture ... for secondary signs ... plate, subchondral bone
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
Perthes lesion Imaging ... Case description ... • Bony Bankart ... Periosteal Sleeve Avulsion ... #msk
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
, humeral head fracture ... a stroke that caused ... #diagnosis #symptoms ... #signs #stages ... #staging #msk
Fracture Healing (and disruptors of this process)
Inflammatory Stage (0-7d)
 • Fracture disrupts local blood vessels ->
osteoblasts forms bony ... Fluoroquinolones - Causes ... #Orthopedics #msk ... #Staging #pathophysiology ... #diagnosis #disruptors