Basic Sciences
Histologic features of bone Types (Fig. 1.1; Table 1.1) bone: lamellar or mature Immature and pathologic bone: w…
Bone vascular supply Bone receives 5%–10% of the cardiac output. Bones with a tenuous blood supply include the scap…
Bone grafting ( Table 1.10) Graft properties Osteoconductive matrix: acts as a sc…
Normal bone metabolism □ Calcium Helps prevent heterotopic ossification after THA in patients at high risk for th…
Conditions of bone viability □ Osteonecrosis hydroxyproline levels Virus-like inclusion bodies in osteoclasts— ab…
Other periarticular tissue Synovium Loose connective tissue rich in capillaries …
Articular cartilage damage and healing Cartilage is avascular tissue with very limited healing response Chondrocy…
Crystal deposition arthropathy Pathology from accumulation of crystal formation or deposition in or around joints …
Exogenous: most common osteomyelitis in adults Acute osteomyelitis from open fracture or bone exposed at surger…
HIV infection Obligate intracellular retrovirus Primarily affects…
Thromboprophylaxis Thromboembolic disease Common orthopaedic complication Thrombosis: clotting at im…
Electrodiagnostic studies Creating a standard calibration curve Accuracy within 5%–10% R…
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