The incidence of<unk><unk><unk>  is estimated 100 per 100,000 individuals worldwide. The prevalence of<unk><unk><unk>  differs widely according to the geographic area. In the non- Ashkenazi Jews, it ranges from 100 to 400 per 100,000 individuals. Patients of all age groups may develop the<unk><unk><unk>  (FMF). However, it usually manifests during childhood. This disorder usually affects individuals of the Turkish, Armenian, Jewish and Arabic communities. However, it is also common among western societies such as Italy, Greece, Crete, France, and Germany.
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