Dengue virus infection has emerged as a notable public health problem in recent decades in term of the mortality and morbidity associated with it. 1,2 Dengue is endemic in many parts of India and epidemics are frequently reported from various parts of India and abroad. 3,4 Dengue fever is a sever flu like illness that affects the infants, children's, adolescents, and adults. 5 Dengue is one of the most serious and the most common mosquitoborne viral infections of the man affecting mainly the tropical and subtropical countries in the world and caused by the bite of Aedes group of mosquitoes especially Aedes aegypti which is a day biting mosquito and breeds in standing water. 6,7 Dengue is an acute viral disease caused by a virus belonging to the broad group of Arboviruses, family Flaviviridae, subfamily Flavivirinae and genus Flaviviruses. Dengue virus has a positive sense, ss RNA viral genome. 8 Dengue epidemics are becoming more frequent especially during rainy season and post rainy season. It may be difficult to diagnose dengue fever in the initial stage of the disease because the clinical presentations are almost similar to any other viral illness. 9