Part 4 · Musculoskeletal Imaging
Same concept, other depth: Foundation →
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Causes: traumatic (displaced femoral neck fracture, hip dislocation, scaphoid waist fracture, talar neck fracture) and atraumatic: steroids (commonest atraumatic, including post‑COVID‑19 courses) and alcohol, sickle cell, Gaucher, caisson disease, SLE, pancreatitis, radiation, idiopathic. Mnemonic "ASEPTIC": Alcohol/AIDS, Sickle cell, Steroids, Emboli/Exogenous estrogen, Pancreatitis/Pregnancy, Trauma, Idiopathic/Infection, Caisson/Collagen vascular.
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