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AO SEC Trauma May, 15-17, Chittagong. Welcome

Prof. Muhammad Shahiduzzaman Head, Department of Orthopaedics and Traumatology Dhaka Medical College Hospital

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[object Object],Indirect Healing It will heal by callus formation

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],bony bridging

Inadequate stabilization: Resorption of bone at fracture site. too flexible gap

Infection: Infection and loss of soft tissue covering.

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Hypertrophic Atrophic Necrotic Defect Oligotrophic Vascular/Vital Avital? Avital

[object Object],[object Object],Varus stress Valgus stress

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[object Object],[object Object],[object Object],[object Object],[object Object],Atrophic

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Necrotic Defect

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[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Broken Plate

Broken Plate ,[object Object],[object Object],[object Object]

Broken Plate ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],Osteogenic a source of vital bone cells Osteoinductive recruitment of local mesenchymal cells Osteoconductive scaffold for ingrowth of new bone Bone graft can also be allograft.

Decortication (Judet, 1972) Muscle pedicle bone graft Enhance the healing response creating well-vascularized bed Shingling Cancellous bone graft

8 months after injury 68-year-old, women

Biological fixation: Preservation of blood supply to bone and soft tissue

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