Conjunctivitis

The common and scientific name of the disease.

Conjunctivitis is the scientific name, people usually call it "pink eye" or "Madras eye. It's a diseases that causes on the clear membrane that covers the white part of the eye and the inner surface of the eyelids.


What causes it?

There are many causes for conjunctivitis, there are main five:

a. Viral conjunctivitis

Viral conjunctivitis usually come with common cold. It might be caused by the virus "adenovirus". This type of conjunctivitis can spread easily among people
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b. Chlamydial conjunctivitis

Chlamydial conjunctivitis is normally caused by the organism "Chlamydia trachomatis". Chlamydia trachomatis can also affect other part of the body.
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c. Bacterial conjunctivitis

Bacterial conjunctivitis can be caused by different bacterias, which are staphylococci, streptococci or haemophilus. These bacterias can come from the patients or from other people.
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d. Allergic conjunctivitis

Allergic conjunctivitis is often caused by antigens dust, pollen, or a special type of allergy that affects some contact lens wearers.
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What are the symptoms? How long do they it last? Is it deadly?

Each type of conjunctivitis has different symptoms:

a. Viral conjunctivitis

The eyes will get red and watery. Your eyes will fill uncomfortable and you might have symptoms of cold. This may last for a few weeks. It can be cured.

b. Chlamydial conjunctivitis

Both eyes will be red with a sticky discharge. The cornea may also be involved in this condition.

c. Bacterial conjunctivitis

This will affects both eyelids. Normally they will feel gritty and sticky. Both eyes will be red. The eyelids may be stuck together in the mornings.

d. Allergic conjunctivitis

Allergic conjunctivitis is typically itchy. The eyes will turn red. This may happen at particular times of the year, for example during spring and summer when there is a lot of pollen in the air (for those who are allergic to pollen).




4) Can it be cured? If so, how? If not, is there any way that we can at least treat it?

Conjunctivitis resolves, in 65% of cases, within 2 – 5 days. Different types of conjunctivitis also have different treatments.

a. Viral conjunctivitis

There isn't any scientific treatment for this. People are often advised to avoid touching their eyes or sharing towels and washcloths.

b. Chlamydial conjunctivitis

Treatment is with chlorotetracycline ointment and tetracycline tablets (which are eye drops) in order to ensure that infection elsewhere is controlled.

c. Bacterial conjunctivitis

Bacterial conjunctivitis usually resolves without treatment. Eye drops is need is there's no improvements after 3 days.

d. Allergic conjunctivitis

Splash cool water over your face. Over your eyes when you splash the water. It will let the water to go in your eyes. If this doesn't work. Put on some eye drops.




Bibliography:


http://www.netdoctor.co.uk/diseases/facts/conjunctivitis.htm
http://www.webmd.com/eye-health/eye-health-conjunctivitis
http://en.wikipedia.org/wiki/Conjunctivitis#By_cause