An increase in the incidence of chikungunya has been reported in certain pockets in the Ratnapura district and the Epidemiology Unit of the Healthcare and Nutrition Ministry has taken precautionary measures to prevent an epidemic, the chief government epidemiologist Dr. Nihal Abeysingha said yesterday. "We have found seven chikungunya cases out of 14 samples tested in Eratna in the Ratnapura district. The patients have been treated at the OPD and there is no cause for panic as the disease is not life-threatening,' he said.

Dengue fever is a mosquito born arboviral disease caused by four serotypes of dengue virus (DEN-1 to DEN-4). Although the classical type of dengue fever has been endemic in India for many years, the more severe form of disease, dengue haemorrhagic fever (DHF) and dengue shock syndrome (DSS), were first reported from Calcutta in 1963. Since then many outbreaks of DHF/DSS have been reported from various parts of the country. Delhi has witnessed two major outbreaks of dengue haemorrhagic fever in the last two decades. It has been noticed that clinical features

a new diagnostic kit can distinguish dengue from chikungunya virus faster. Developed by the Rajiv Gandhi Centre for Biotechnology, Thiruvanantha

Delhi 2020: They are already calling it the year without winter. From January itself, temperatures across northern India have soared to 35 degrees Celsius. Much of the Gangetic plain has been transformed into one vast dust bowl. The wheat crop has failed and farmers are committing suicide by the droves. Food riots have broken out as the government is no longer able to control the distribution.

dengue took a heavy toll on India in mid-2006 (see box

According to official figures, 3,000 people were afflicted with dengue and 50 succumbed to it. Most cases occurred in Delhi and Kerala. However, the disease also struck Maharashtra and Orissa.

A major DHF outbreak occurred in Delhi in 1996. Following this another outbreak was reported in the year 2003. In the years 2004 and 2005, though no outbreak was reported, a definitely higher number of samples were received in the virology laboratory of A.I.I.M.S. from suspected cases of dengue infection. This study was designed to compare the serological and virological profiles of confirmed dengue cases in the years 2003, 2004 and 2005.

delhi is in the grips of a severe outbreak of dengue, which has claimed a number of lives. Dengue cases started being reported in the capital since early September, but the issue came into focus

after the monsoon deluge, Mumbai has witnessed an outbreak of diseases such as malaria, dengue and leptospirosis, taking the death toll to 68 on August 2. The pace at which people are dying is

Universal vaccination became part of government policy in 1978. A quarter of a century since, progress has been fitful. In some parts of the country the south especially progress has been impressive, but in two of the most populous states Bihar and

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