Conjunctivitis: symptoms, treatment and prevention

What is conjunctivitis?

Conjunctivitis is inflammation or infection of the conjunctiva. It can be allergic, viral or bacterial. The microorganisms involved in conjunctivitis are multiple, such as: viruses, bacteria, chlamydiae, fungi and parasites.

Factors that can produce non-infectious conjunctivitis include allergens, toxins and chemicals.

Symptoms:

  • Redness of the eye
  • Tearing and sticking eyelids
  • Conjunctival discharge
  • Foreign body sensation

How long can it last?

It depends on the type of conjunctivitis:

  • Acute conjunctivitis: may last 3 to 4 weeks.
  • Chronic conjunctivitis: may last longer than 4 weeks.
  • Viral conjunctivitis: usually lasts one to two weeks.
  • Bacterial conjunctivitis: seven to ten days.
  • Allergic conjunctivitis: usually disappears after a few days without contact with the allergen.

And the one caused by exposure to chemical agents usually disappears in a few days.

Its duration varies according to the cause that originates it and its correct treatment.

How can I treat it?

It should be evaluated by an ophthalmologist.

There are some conjunctivitis that are very contagious and while there is discharge in the eye, it is advisable to restrict contact with others at work or at home.

A good treatment should be accompanied by hygiene measures, such as washing with physiological saline solution, eyelid wipes and the use of artificial tears.

Depending on the type of conjunctivitis, antibiotics and topical corticosteroids may be necessary.

Can it be prevented?

  • Avoid rubbing the eyes.
  • In times of allergens (spring) avoid days of maximum exposure.
  • Good hand hygiene.
  • Do not share towels, pillows, make-up and sheets with people with conjunctivitis.
  • Maintain and clean contact lenses properly.
  • Do not go to the swimming pool until the infection disappears.
  • Suspend the use of contact lenses until the clinical picture disappears.
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For more information on conjunctivitis contact a specialist.