Acute conjunctivitis is an acute inflammation, also known as pink eye. It is caused by virus and therefore spreading widely in workplaces, schools or community. Different kinds of virus can cause upper respiratory tract infection and eye disease.
In the summer, the rate of viral conjunctivitis usually increase. In these disease outbreaks, the patients maybe are interrupted from working as well as studying until some months. If you do not know how to prevent disease from spreading and getting appropriate treatment, the duration of the disease can last for a long time with damage on the cornea which causes reducing vision.
The epidemiology of conjunctivitis
According to a foreign statistic, the incidence of conjunctivitis is about from 0.03% to 1.10% of the total population. In the environment where there is close contact between people with and without disease such as workplace and school, this incidence increases from 10% to 32%.
Conjunctivitis causes can be direct contact with the secretion of the eye through handkerchief, clothes and swimming pool water or through hand contact between people with and without disease. Besides, in a hospital environment, doctor or medical staff can let the virus spread inadvertently through medical equipment when doing medical examination. In the hospital waiting room, patients and their relatives can catch the disease. The incubation time of the conjunctivitis can be from 1 to 2 weeks. The time that the patient can transmit the disease to the others is 2 weeks or more from symptoms appearing.
The conjunctivitis prevention
In summer, you should drink and eat foods rich in Vitamin C such as orange and lemon to increase body resistance and avoid conjunctivitis.
At work, school or family, the patient avoid close contact with others within at least 2 weeks and avoid sharing personal items. In the hospital, medical staff must wash hands before doing medical examination and medical instruments must be sterilized carefully.
The conjunctivitis symptoms – for one or both eyes
– Pink eyes
– Feeling that something is in the eyes
– Shedding tears
– Many rheum out of eyes: it’s so difficult to open your eyes when first waking up.
– In particular, eyesight does not decrease in the early stages of illness
– Eyelids can be swollen and congested
Systemic signs: The appearance is very similar to flu due to virus
– Mild fever from 37 to 38 degrees
– Upper respiratory tract infection: itchy throat, cough, sneezing
– Swollen lymph nodes under the jaw or in front of the ear
Stage of corneal damage (black eyelid)
– Signs when the disease become complicated: dazzling, shedding tears, eyelash curling, eyesight decrease that depends on the damage level of the cornea.
Whenever above symptoms appear, you should:
– Have a medical examination at the ophthalmology clinic for guidance, treatment and prevention of complications.