Dengue outbreak is predominant in tropics and subtropics areas. This condition has recently occurred in Caribbean including Cuba, Central America, Puerto Rico, and the U.S Virgin Islands. Today, dengue is considered to be the leading cause of acute febrile illness in United States travelers coming from Asia, Caribbean and South America. In addition with this, dengue virus has been transmitted via tourists returning from areas with prevalent dengue, including Singapore, Southeast Asia, the South Pacific, India, Tahiti, West Indies, and the Middle East.
As of October 2013, Thailand with 126 deaths and 135, 344 people infected with dengue virus was considered to have the worst outbreak in 20 years.
Countries such as Columbia, Mexico, Puerto Rico, El Salvador, Bolivia, Peru, Brazil, Venezuela and Honduras were reported to have huge number of dengue cases in the year 2011.
During the year 2011, Paraguay had a dengue fever outbreak but the worst was in 2007. That moment, hospitals were overcrowded and patients had elective surgeries cancelled due to the outbreak.
According to U.S. Centers for Disease Control and Prevention (CDC), no cases of dengue developed in the continental United States from 1946 to 1980. Since 1980, only few are reported to have dengue fever. They also added that an estimation of 100 million cases of dengue fever with several hundred thousand cases of dengue hemorrhagic fever requires hospitalization each year. Statistics showed 40% of the world’s population lives in an endemic with dengue. In particular, 22, 000 deaths happen yearly and patients are mostly children.
Image by World Health Organization