Abstract
Abdominal pain is a common complain in children which is caused by surgical and non-surgical reasons. Familial meditterian fever is one of the common non-surgical reasons and the most common syptoms are fever and inflammatory serositis. But one of the rare form is protractal febrile myalgia defined fist time in 1944. This form coexistent with fever, myalgia, abdominal pain, athritis and athralgia. In this article, we presented a case with fever and abdominal pain, followed by muscular pain diagnosed as a prolonged febrile myalgia syndrome and Familial Mediterranean Fever. It is emphasized that the prolonged febrile myalgia syndrome is one of the atypical clinical manifestations in the Familial Mediterranean Fever and may be seen in the first application.