COLDS: Red eyes are also a symptom of a cold or the flu.This histamine released by the body swells the blood vessels in the eyes and makes them red. ALLERGY: Red eye can be a very clear symptom of allergy, because when the body’s defenses are confronted with an allergen, they release histamine as part of their defensive response.It does not usually cause permanent damage to vision and is not contagious. BLEPHARITIS: Inflammation around the edge of the eyelids causing redness and flaking.This situation can cause inflammation of the surface of the eye, resulting in dry and red eyes. OCCULAR DRYNESS: This occurs when the eye does not produce enough tears or the tears are of poor quality and evaporate before properly hydrating the eye.Conjunctivitis causes a foreign body sensation, but it is not painful and does not cause loss of vision. CONJUNCTIVIS: It is an inflammation of the conjunctiva and its blood vessels, which gives it that red or pink appearance.exposure to people suffering from conjunctivitis.

duration of redness longer than one week.yellowish, brown or green mucous secretions, as this could indicate an infection requiring medical treatment.Other symptoms that require a visit to the ophthalmologist: LOSS OF VISION: It is necessary to go to the emergency room, since loss of vision may mean that the problem is not located on the surface of the eye, but that there is an associated internal problem. This does not necessarily mean that the cause is very serious, but it is advisable to be evaluated and followed up properly.

In order not to worry excessively and so that you can assess the degree of urgency of the red eye, you must take into account two factors that can be associated with this symptom:ĮYE PAIN: If it exists, you should go to the emergency room, because you may need specific treatment that only an ophthalmologist can administer.

Red ring around pupil of eye