The Calgary Guide to Understanding Disease @TheCalgaryGuide
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Account created for The Calgary Guide to Understanding Disease - Linking pathophysiology to clinical presentation - http://calgaryguide.ucalgary.ca/
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Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
, humeral head fracture ... ligaments First stage ... side) Second Stage ... movement) Third Stage ... #staging #msk
Osteoarthritis (OA): X-ray features 
 - Joint space narrowing (least specific)
 - Subchondral Cysts (pockets of
Osteoarthritis (OA): X-ray features ... bone deposits/spurs ... Osteoarthritis #OA #Xray #radiology
Fracture Healing (and disruptors of this process)
Inflammatory Stage (0-7d)
 • Fracture disrupts local blood vessels ->
Inflammatory Stage ... site Soft Callus Stage ... stability Hard Callus Stage ... #Stages #Orthopedics ... #msk #Staging #
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
Lots of fluid, takes ... > Stiffness is short-lived ... Comparison #Versus #MSK
Paget’s Disease: Complications
Abnormal Osteoclasts cause excessive bone turnover -> Incr bone resorption, Incr (abnormal) bone formation

MSK
bone formation MSK ... -> Pathologic fractures ... Nephrolithiasis (Kidney Stones