How is eye clear congestion to return a responsibility

There are many reasons for eye congestion, because the conjunctiva is directly exposed to the air, it is easy to react to various irritants, so it is manifested as ocular surface vasodilation, showing congestion. The cause can be divided into infectious and non-infectious factors. The former may be related to bacteria, virus, chlamydia, fungal infection and allergy, which may be caused by inflammation of conjunctiva and corneal tissue itself, such as conjunctivitis, keratitis, scleritis, uveitis, etc., or may be caused by inflammation of adjacent tissues, such as hordeitis, dacryocystitis, etc., while the latter may be related to light stimulation and stimulation of various chemical substances. In addition, if the eye trauma or foreign body has entered, and after various eye operations, may cause damage to the ocular surface tissue, directly stimulate the conjunctiva to show congestion phenomenon.