Allergic Conjunctivitis

Overview

Allergic conjunctivitis is an acute, chronic or intermittent inflammation of the conjunctiva due to exposure to allergens. Conjunctiva is the thin and clear tissue lining the eyeball and eyelids, except the cornea. It is a common eye problem.

Signs and Symptoms

Bilateral ocular itching, Whites of the eyes are red and sore, A feeling of irritation and watering in the eyes, A gritty feeling in the eyes, Swelling of the eyelids, Photosensitivity

Common Causes

Type 1 hypersensitivity reaction to a specific antigen , Seasonal allergic conjunctivitis are caused by airborne mould, spores or pollen during the spring, late summer or early autumn season, Perennial allergic conjunctivitis are caused by non seasonal allergens such as animal dander, dirt, cosmetics and dust mites

Risk Factors

Personal history of atopic conditions such as asthma, hay fever and atopic dermatitis, Family history of atopic conditions such as asthma, hay fever and atopic dermatitis, Spring, late summer or early autumn season, Dust mites at home, Having furry animals as pets, Wearing cosmetics

Treatment and Prevention

Identify and avoid allergens, Putting a cool and moist washcloth on closed eyes a few times a day to relieve symptoms, Artificial tears eyedrops, Oral medications such as antihistamines or anti-inflammatories, Antihistamine or anti-inflammatory eyedrops