![]() ![]() The typical symptoms are red, itchy, irritated eyelids, and dandruff-like scales on the eyelashes. Blepharitis is a common eye disorder that affects people of all ages. Pain, sensitivity to bright lights, watering, and blurred vision are typical symptoms of chemical or environmental conjunctivitis.Ĭonjunctivitis may be confused with blepharitis, which is inflammation of the edges of the eyelids. These symptoms may be accompanied by other typical allergic symptoms, such as sneezing, itchy nose, and/or a scratchy throat. The symptoms of allergic conjunctivitis are usually seasonal and include intense itching (made worse by rubbing the eyes) and tearing. ![]() The lymph nodes located in front of the ears may be enlarged. The discharge is usually thick and yellow or green in colour. Typical symptoms of bacterial conjunctivitis are thick mucus-like discharge from the eyes, eyelids stuck together in the morning, and swelling of the eyelids. The eyelids may be swollen and the eyes sensitive to bright light. Viral cold-like symptoms, such as nasal congestion and runny nose, may also be present. The symptoms of viral conjunctivitis are variable but usually feature an intensely red eye and excessive watery discharge that is not green or yellow. ![]() Symptoms of conjunctivitis vary depending on the cause. Symptoms and diagnosisĭiagnosis of conjunctivitis is made by a doctor based on the signs and symptoms and a person's recent health history. ![]() Persistent conjunctivitis can be associated with an underlying inflammatory disease such as rheumatoid arthritis and systemic lupus erythematosus. Common irritants are household cleaners, sprays of any kind, smoke, foreign objects, smog, and industrial pollutants. Conjunctivitis occurring during pollen season is likely to be a form of hay fever.Įnvironmental or chemical forms of conjunctivitis are caused by irritating substances entering the eyes. The most frequent causes of allergic conjunctivitis are seasonal pollens, animal dander, and dust. Non-infectious conjunctivitis is caused by allergens, chemicals, or environmental factors. Bacterial conjunctivitis can also be caused by wearing contact lenses that have not been cleaned properly.īecause bacterial and viral conjunctivitis are highly contagious, early diagnosis and treatment is important to avoid infecting other people. Neonatal conjunctivitis (occurring during the first three weeks of a baby’s life) can be caused by infection contracted during birth.īacterial and viral conjunctivitis often occur at the same time as a cold or other infection of the airways, such as strep throat or sinusitis. In babies, conjunctivitis is often the result of a partially open or blocked tear duct. However, infectious conjunctivitis is more common in children than in adults, as bacteria and viruses are easily spread from child to child when they play. CausesĬonjunctivitis can occur in people of all ages. Typical symptoms are redness, grittiness, and discharge. It can be caused by bacterial or viral infection, or as a reaction to irritants or allergens entering the eye. Conjunctivitis, also called pink eye, is inflammation of the thin clear tissue (conjunctiva) that lies over the white part of the eye (sclera) and lines the underside of the eyelid. ![]()
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