Guest guest Posted January 24, 2010 Report Share Posted January 24, 2010 Display Settings:AbstractFormatSummarySummary (text)AbstractAbstract (text)MEDLINEXMLPMID ListApply Send to:Choose DestinationFileClipboardCollectionsE-mailOrder FormatSummary (text)Abstract (text)MEDLINEXMLPMID ListCreate File 1 selected item: 20080387FormatSummarySummary (text)AbstractAbstract (text)MEDLINEXMLPMID ListE-mailAdditional textE-mail " SPAM " filtering software notice Add to Clipboard Add to CollectionsOrder articles J Autoimmun. 2010 Jan 15. [Epub ahead of print] The environment, geo-epidemiology, and autoimmune disease: Rheumatoid arthritis. Tobón GJ, Youinou P, Saraux A. EA2216, IFR148, Université de Bretagne Occidentale, Brest, and Service de Rhumatologie, Centre Hospitalier Universitaire de Brest, Brest, France. Rheumatoid arthritis (RA) is a chronic inflammatory joint disease characterized by a distinctive pattern of bone and joint destruction. RA patients have an increased risk of death. The incidence and prevalence of RA vary across populations, statistical methods, and disease definitions. In North America and Northern Europe, the incidence of RA is estimated at 20-50 cases per 100,000 population and the prevalence at 0.5-1.1%. Lower incidences and prevalences have been reported in Southern Europe, and few data are available for developing countries. Some studies showed declining incidences and prevalences after the 1960s. RA is a multifactorial disease that results from interactions between genetic and environmental factors. The main genetic factors are HLA-DRB1 and the tyrosine-phosphatase gene PTPN22. Among environmental factors implicated in the development of RA, smoking shows the strongest association with RA susceptibility and is also linked to worse outcomes. The aim of this review is to discuss the available data on the incidence and prevalence of RA, as well as the genetic and environmental risk factors associated with RA. PMID: 20080387 http://www.ncbi.nlm.nih.gov/pubmed/20080387 Not an MD Quote Link to comment Share on other sites More sharing options...
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