الفهرس 
Life cycle of Schistosoma wormsOnly 14 pages are availabe for public view
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Abstract
ica Summary.Rheumatoid arthritis is a chronic inflammatory disease and is considered as one of the common joint diseases encountered in people between the third and fifth decades of life . It is well known that the disease affects females more than males . The clinical course of the disease is fluctuating and its prognosis is unpredictable . Many bone changes are associated with this chronic inflammatory disease These bone changes are mostly in the form of disorders in mineral contents of the bone and change in the quantity of bone matrix . So osteopenia , osteoporosis , erosions and osteomalacia may be present with rheumatoid disease The aim of this worK was to detect the bony changes and its related biochemical abnormalities that may occur with rheumatoid arthrtis either early , advanced or where corticosteroids were introduced in the therapy of the disease.The present study was carried on thirty rheumatoid arthritis patients and ten normal healthy persons as controls , The rheumatoid patients were classified into three main groups :Group A : Included ten early rheumatoid arthritic patients not under corticosteroid therapy .