rheumaticiseases课件.ppt

RCS 6080 Medical and Psychosocial Aspects of Rehabilitation Counseling Rheumatic Diseases Rheumatoid Arthritis The prevalence of rheumatoid arthritis in most Caucasian populations approaches 1% among adults 18 and over and increases with age, approaching 2% and 5% in men and women, respectively, by age 65 The incidence also increases with age, peaking between the 4th and 6th decades The annual incidence for all adults has been estimated at 67 per 100,000 Rheumatoid Arthritis Both prevalence and incidence are 2-3 times greater in women than in men African Americans and native Japanese and Chinese have a lower prevalence than Caucasians Several North American Native tribes have a high prevalence Genetic factors have an important role in the susceptibility to rheumatoid arthritis Rheumatoid Arthritis Rheumatoid arthritis is an autoimmune disease in which the normal immune response is directed against an individuals own tissue, including the joints, tendons, and bones, resulting in inflammation and destruction of these tissues The cause of rheumatoid arthritis is not known Investigating possibilities of a foreign antigen, such as a virus Rheumatoid Arthritis Description Morning stiffness Arthritis of 3 or more joints Arthritis of hand joints Symmetric arthritis Rheumatoid nodules Serum rheumatoid factor Radiographic changes A person shall be said to have rheumatoid arthritis if he or she has satisfied 4 of 7 criteria, with criteria 1-4 present for at least 6 weeks Rheumatoid Arthritis Rheumatoid arthritis usually has a slow, insidious onset over weeks to months About 15-20% of individuals have a more rapid onset that develops over days to weeks About 8-15% actually have acute onset of symptoms that develop over days Functional Presentation and Disability of RA In the initial stages of each joint involvement, there is warmth, pain, and redness, with corresponding decrease of range of motion of the affected joint Progression of the disease results in reducible