duty. 1  something that one is expected or required to do by moral or legal obligation. 2  the binding or obligatory force of something that is morally or legally right; moral or legal obligation. 3  an action or task required by a person's position or occupation; function: the duties of a clergyman.
Familial Mediterranean fever is an inherited disorder that usually occurs in people of Mediterranean origin â including Sephardic Jews, Arabs, Greeks, Italians, Armenians and Turks. But it may affect any ethnic group. Familial Mediterranean fever is typically diagnosed during childhood. While there's no cure for this disorder, you may be able to relieve signs and symptoms of familial Mediterranean fever â or even prevent them altogether â by sticking to your treatment plan. 1  Symptoms.
Summary Summary. The following summary is from Orphanet, a European reference portal for information on rare diseases and orphan drugs. Vasculitis represents a clinically heterogenous group of diseases of multifactorial etiology characterized by inflammation of either large-sized vessels (large-vessel vasculitis, e.g. Giant-cell arteritis and Takayasu arteritis; see these terms), medium-sized vessels (medium-vessel vasculitis e.g. polyarteritis nodosa and Kawasaki disease; see these terms), or small-sized vessels (small-vessel vasculitis, e.g. granulomatosis with polyangiitis, microscopic polyangiitis ...