Dengue

• Dengue is a viral disease
• It is transmitted by the infective bite of Aedes Aegypti mosquito
• Man develops disease after 5-6 days of being bitten by an infective mosquito
• It occurs in two forms: Dengue Fever and Dengue Haemorrhagic Fever(DHF)
• Dengue Fever is a severe, flu-like illness
• Dengue Haemorrhagic Fever (DHF) is a more severe form of disease, which may cause death
• Person suspected of having dengue fever or DHF must see a doctor at once

SIGNS & SYMPTOMS OF DENGUE FEVER

• Abrupt onset of high fever
• Severe frontal headache
• Pain behind the eyes which worsens with eye movement
• Muscle and joint pains
• Loss of sense of taste and appetite
• Measles-like rash over chest and upper limbs
• Nausea and vomiting

TREATMENT OF DENGUE & DHF

• Prevention is better than cure
• No drug or vaccine is available for the treatment of Dengue/DHF
• The control of Aedes Aegypti mosquito is the only method of choice
• With early detection and proper case management and symptomatic treatment, mortality can be reduced substantially

VECTOR CONTROL MEASURES

1 PERSONAL PROPHYLACTIC MEASURES

• Use of mosquito repellent creams, liquids, coils, mats, etc.
• Wearing of full sleeve shirts and full pants with socks
• Use of bednets for sleeping infants and young children during day time to prevent mosquito bite

2 BIOLOGICAL CONTROL

• Use of larvivorous fishes in ornamental tanks, fountains, etc.
• Use of biocides

3 CHEMICAL CONTROL

• Use of chemical larvicides like abate in big breeding containers
• Aerosol space spray during daytime

4 ENVIRONMENTAL MANAGEMENT & SOURCE REDUCTION METHODS

• Detection & elimination of mosquito breeding sources
• Management of rooftops, porticos, and sunshades
• Proper covering of stored water
• Reliable water supply
• Observation of the weekly dry day

5 HEALTH EDUCATION

• Impart knowledge to common people regarding the disease and vector through various media sources like T.v., Radio, Cinema slides, etc.

6 COMMUNITY PARTICIPATION

• Sensitizing and involving the community for detection of Aedes breeding places and their elimination

List of the sentinel surveillance hospitals: