Common Cold, Dengue And Chikungunya

Ritesh  Sharma By Ritesh Sharma, 1st Aug 2012 | Follow this author | RSS Feed
Posted in Wikinut>Health>General Health>Diseases & Infections

This article is about common cold, dengue and chikungunya. Knowing more about these diseases is helpful in our daily life.

Common Cold, Dengue And Chikungunya

Common Cold

It is one of the most common infectious diseases of humans which is caused by some 100 types of Rhino viruses and small bacterium Dialister pneumosintes. The pathogens do not reach the lungs. They infect nose and upper respiratory passage. There is irritation of nasal tract, nasal congestion, flow of mucus, sneezing, sore throat, hoarseness, cough, tiredness, headache It is one of the most common infectious diseases of humans which is caused by some 100 and slight fever.

Mode Of Transmission : Common cold spreads through -
1) Droplets from talking and sneezing
2) Direct contact
3) Hand shake
4) Common articles of use like pens, pencils, keyboard,books etc.

It cures automatically after 3-7 days. Medicines are taken to reduce severity of nasal irritation and clearing nasal tract.

Dengue :
1) It is a viral disease which is caused by viruses DEN-1, DEN-2, DEN-3 and DEN-4
2) It spreads by female tiger mosquito or Aedes aegypti and related species
3) Once infective, the mosquito remains infective for life
4) Dengue is of two types –
a) Classical Dengue Fever : It is more severe in adults, starting with mild conjunctivitis but within hours the patient has high fever, retro-orbital pain, severe splitting headache which increases with movements, backache, joint pains, muscle pain and rashes on inner side of arms, chest and back. The disorder persists for 5-7 days.
b) Dengue Haemorrhagic Fever ( DHF ) : It is fatal form that starts with fever, nausea, headache, vomiting, abdominal pain, palpable liver, cold extremities with haemorrhage spots, internal bleeding leading to blood in stool, urine and vomiting. Blood platelet numbers fall below 70,000. It leads to dengue shock syndrome with rapid weak pulse. Paracetamol with replenishment of blood platelets may be helpful. Aspirin and dispirin are harmful. Vaccine has been developed in Thailand against the disease.

Chikungunya :
1) It is a temporarily debilitating disease caused by Alphavirus and spread through mosquitoes, Aedes aegypti and Aedes albopictus. Monkey and some humans function as reservoirs.
2) It has appeared in good number in India during 2006 with 13,27,636 reported cases and 70 confirmed deaths.
3) The patient has maculopapular rash of limbs and trunk, and arthritis of multiple joints.
4) There is fever which lasts for about two days
5) Even after disappearance of fever, headache insomnia prostration and arthritis continue for 5-7 days.
6) Chloroquine phosphate has been found to reduce the impact of the disease
7) Protection against Aedes mosquito by use of long sleeves, full pants, socks, windows and doors with wire gauze screens and mosquito repellents are preventive measures
8) There should be no stagnant water nearby

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Chikungunya, Common Cold, Dengue

Meet the author

author avatar Ritesh Sharma
I am doing graduation in zoology and aspires to become a doctor. I will focus on social and health issues. ' I also write at <a href=""></a> '

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author avatar Sivaramakrishnan A
1st Aug 2012 (#)

Common cold is alright but the latter two are tough indeed - siva

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