China tops in Asia with nearly 8,000 cases in southern Guangdong province ISTANBUL Mosquito-borne viral fever chikungunya cases are rising, and since the beginning of this year some 240,000 infections have been recorded across the world, according to the European Centre for Disease Prevention and Control (ECDC). The virus cases were recorded until July in 16 countries and regions across the Americas, Africa, Asia, and Europe, causing 90 deaths. A bulk of the cases were reported in Latin America,