Osteoarthritis – OA

Introduction Osteoarthritis is a condition that results from the loss of cartilage at synovial joints, and is often accompanied by degeneration of the underlying bone. Radiologically there are: osteophytes Joint space narrowing Epidemiology most...

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Osteochondroma

Introduction Osteochondromas are benign tumours of bone and cartilage. They frequently grow outwards from bone near the growth plate (metaphysis) and can be palpated. They most commonly occur on the knee, proximal femur or...

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Osteomalacia and Rickets

Introduction These are essentially the same disorder. In children, the disease is rickets but after fusion of the epiphyseal plates it is known as osteomalacia. The most common cause is vitamin D deficiency. The...

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Osteomyelitis

Introduction Osteomyelitis refers to infection of the bone and/or bone marrow. It can occur in both adults and children but is more common in the latter. It is commonly caused by Staph A, Pseudomonas,...

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Osteoporosis

Introduction Osteoporosis means literally porous bone Refers to decreased bone density, which leads to an increase in fracture risk Risk factors Bone density declines with age Highest risk is in post-menopausal women Use of...

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Osteosarcoma

Introduction Osteosarcoma is the most common malignant primary bone tumour, although they are still very rare. It frequently occurs in late childhood and tends to arise in the metaphyses of the long bones. It...

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