Conjunctivitis is the inflammation of the conjunctiva (the membrane covering the white part of an eye) due to allergy. Allergic conjunctivitis occurs when the layer of cells lines the eyelids and covering the white part of the eye become swollen or inflamed due to reaction to pollen, dander, mold or other allergy-causing substances.
Allergic conjunctivitis is classified in four types
• Seasonal allergic conjunctivitis and perennial allergic conjunctivitis.
• Vernal keratoconjuctivitis and atopic keratoconjuctivitis.
• Giant papillary conjunctivitis.
• Phlyctenular keratoconjunctivitis.
Allergic conjunctivitis commonly affects the young males.
It affects more commonly the people who have a family history of reaction to allergens. It occurs in those countries where the pollen allergens are more found.
No evidence of individuals from any particular race more affected by allergic conjunctivitis is seen.
Allergic conjunctivitis is caused by the allergic reaction of the body’s immune system towards an allergen.
It is very common in those people who show other types of allergic diseases such as hay fever, asthma, and eczema.
The most common allergens which are responsible for allergic conjunctivitis are listed below:
• Animal skin and secretions such as saliva.
• Skin medications.
• Air pollution.
• Dust mites.
• Eye drops.
• Pollen from trees, grass and ragweed.
The conjunctivitis occur seasonally are due to pollen and usually occur in hay fever season, due to grass pollens in early summer and various other pollens and moulds leads to allergic conjunctivitis in later summer season.
Perennial conjunctivitis is due to an allergy to house dust mite.
Symptoms included are as follows
• Intense itching or burning eyes.
• Puffy eyelids, especially in the morning time.
• Redness in eyes.
• Stringy eye discharge.
• Tearing or watery eyes.
• Sensation of foreign body in eye.
• Widened vessels in the clear tissue covering the white of an eye.
• White blood cell count.
• Eosinophilic cells in peripheral blood film.
• Physical signs such as small raised bumps on the inside of eyelids.
• Allergy tests, there is found positive skin test for suspected allergen.
First of all, patient should avoid exposure to allergens which cause allergic conjunctivitis such as dust, mold, pollen.
• Lubricating eye drops help to decrease the symptoms.
• Cold compression for eyes is helpful.
• Oral antihistamines.
• Anti-inflammatory drops.
• Mild eye steroid drops.
Treatment if started on time helps to relieve the symptoms.
But symptoms return back if patient is exposed to allergens and causes.
There are no serious complications found after allergic conjunctivitis.
Very rare infection is prolonged then they can damage to conjunctiva which leads to scaring.
• Eyelids are swollen, red, edematous, everted, inflamed, burn and sting.
• Conjunctiva is bright red, puffy.
• Well indicated medicine for acute conjunctivitis.
• Lacrymation from eyes which is hot.
• There are sudden piercing pains felt by the patient.
• Well indicated medicine for suppurative inflammation of eyes.
• Well indicated medicines for acute conjunctivitis, eyes are red and inflamed.
• Eyes feel dry and hot as if sand in them.
• Profuse watering after exposure to dry, cold winds, reflection from snow, after extraction of cinders and foreign bodies.
• Throbbing deep in the eyes on lying down.
• Pupils dilated.
• Eyes feel swollen and protruding, staring, brilliant, conjunctiva red, dry, burns.
• There are shooting pains in the eyes due to conjunctivitis.
• Sensation as if eyes are half closed.
• Eyelids swollen.
• Fundus congested.
• Well indicated medicine for allergic conjunctivitis with burning in the eyes.
• Vision is yellow.
• Fiery, sparkling, staring look.
• Cantharis is a very good medicine for inflammation.
• Watery eyes all the time.
• Well indicated medicine for conjunctivitis, discharge of an acrid matter.
• There is burning and swelling of the lids.
• Discharge thick and excoriating.
• There is discharge of acrid matter from eyes.
• There is profuse lacrymation and secretion of mucus.
• Lids are inflamed and agglutinated.
• Well indicated medicine for sub acute conjunctivitis.
• Itching and burning in eyes.
• Thick, profuse, yellow, bland discharges.
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