Chronic Osteomyelitis
Author June 10, 2022
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Chronic Osteomyelitis

Chronic Osteomyelitis is a bone infection predicted on pre-existing osteonecrosis. Osteonecrosis usually takes 3 months to establish (separation of sequestrum from parent bone) Usually mixed organisms S. aureus E. coli S. pyogens Proteus Pseudomonas aeroginosas S. epidermidis (Coagulase-negative staphylococcus) in the presence of implants Bone infection predicted on pre-existing osteonecrosis. Osteonecrosis usually takes 3 months […]

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Author May 6, 2022
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Spontaneous Osteonecrosis of Knee (SONK)

Spontaneous Osteonecrosis of Knee (SONK) is a result of vascular arterial insufficiency to the medial femoral condyle resulting in necrosis and destruction of bone. Incidence More in elderly women (> 55 years) M: F=1:3 Risk factors Corticosteroid use SLE Alcoholism Pancreatitis Sickle cell disease RA Cassion disease Gaucher disease Pathophysiology No predisposing factors Speculation includes […]

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