<prompt> All are associated with chronic osteomyelitis except-AmyloidosisSequestrumMetastatic abnormalityMyositis ossificans  <response>: Complications of chronic osteomyelitisFollowing complications can occur : -Acute exacerbation Growth abnormalities due to damage to adjacent growth plate: - Shortening, Deformities.Pathological fractureJoint stiffnessSinus tract malignancy very rare: - Squamous cell carcinomaAmyloidosis 