Dengue
is a disease caused by ‘striped Aedes aegypti’ mosquito bite, which already had
bitten an infected person. A family of viruses is transferred with the mosquito
bite which can give headache, 104 F fever, severe joint & muscle pain,
swollen lymph nodes, exhaustion & rash. Other symptoms can be bleeding
gums, severe pain behind eyes,and palms &
soles become red.
About
half of the world is at risk of dengue virus which hits the cities in tropical and
subtropical regions. The WHO estimates that, there are 60 to 100 million dengue
cases worldwide and more than 20,000 people die annually,and particularly children. It spreads faster than West
Nile virus or malaria as per the reports. Recently, outbreaks occurred in:
·
The
Caribbean
·
Puerto
Rico
·
The
U.S. Virgin Islands
·
Cuba,
·
Central
America
·
Tahiti
·
Singapore
·
Philippines
·
Southeast
Asia
·
The
West Indies
·
India
Dengue
can affect anybody but is more severe on people with weak immunity because it
is due to 1 of 5 serotypes dengue viruses. So there is always a possibility to
get fever multiple times. Once dengue hits, it will give immunity to the
particular serotype virus, which initially entered patient’s body. The patient experiences intense muscle, bone
and joint pain, hence it is called breakbone fever or dandy fever. Petechiae,
blood from the nose /gums, easy bruising and black stools are all the possible
signs of bleeding. It is a life threatening sign which may lead to dangerous
form of illness which is called ‘dengue shock syndrome’. The population of
mosquito grow during rainy season and it breeds in dirty stagnant water, water
filled pots, plastic cans or bags. If an infected person touches or spits in
the water, it becomes home for the virus. The virus spreads from a person’s
contact, so the cycle evolves as ‘virus-mosquito-human’.
With
the typical symptoms, doctor is able to diagnose dengue fever but sometimes it
may get overlapped with other viral illnesses like West Nile virus &
chikungunya fever.
A
test called as DENV Detect IgM Capture ELISA is approved by the FDA in 2011 to
diagnose dengue fever. It gives precise result when a patient is closely
associated with West Nile virus.
As
dengue is caused due to virus, so doctor will prescribe pain relievers such as
aspirin & nonsteroidal anti-inflammatory drugs. There are dengue fever vaccine available.There are no specific
medicines or antibiotics for dengue. Keeping body hydrated and taking rest is
very important. Tylenol & codeine is given for headache and joint pain.
Dengue hemorrhagic fever affect children under 10 years of
age. It causes abdominal pain, bleeding, shock or circulatory collapse. It
starts with high fever and severe headache leading to other symptoms of dengue fever like sore
throat, vomiting, abdominal pain, cough and nausea. 1 year old babies are at
risk of dying from Dengue hemorrhagic fever.
With dengue spreading its wings, the majority of countries
are trying to control outbreaks, more resources are being allocated for prevention
and control of dengue. Various measures like environmental management & vector
control using insecticides are implemented for dengue prevention. Many
campaigns have started for cleanliness, and dengue & malaria prevention.
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