Retrospective Review on the Use of Topical Cyclosporin A 0.05% for Paediatric Allergic Conjunctivitis in Hong Kong Chinese

Table 1

Grading of symptoms and signs of allergic conjunctivitis.

Item	0	1	2	3
Symptoms
Itching	No	Occasional	Frequent	Constant
Tearing	Normal tear	Sensation of fullness of the conjunctival sac	Infrequent spilling of tears over the lid margin	Constant spilling of tears over the lid margin
Discomfort	Absent	Mild	Moderate	Severe
Discharge	No	Small amount of mucoid discharge	Moderate amount of mucoid discharge, presence of crust upon awakening	Eyelids tightly matted together on awakening, warm soaks necessary to clean eyelids during day
Photophobia	No	Mild	Moderate, necessitating dark glasses	Extreme photophobia, even with dark glasses
Signs
Limbal hypertrophy	No	One quadrant	Two quadrants	Three or more
Bulbar conjunctival hyperemia	Absent	Mild	Moderate	Severe
Tarsal conjunctival papillary hypertrophy	No	Mild	Moderate	Severe, obscuring the visualization of the deep tarsal vessels
Keratitis	No	One quadrant	Two quadrants, macroerosion	Three or more quadrants, vernal ulcer
Neovascularization of cornea	No new; vessel formation	Neovascularization in; 1 quadrant of cornea	Neovascularization in 2 quadrants of cornea	Neovascularization in 3 or more quadrants of cornea
Cicatrizing conjunctivitis	No	Presence of subepithelial fibrosis	Presence of fornix foreshortening	Symblepharon formation
Blepharitis	No	Mild redness and edema of the eyelid with meibomian gland dysfunction	Moderate inflammation with hyperemia, scales and scurf of eyelid skin	Severe inflammation, with cracks in the eyelid skin, loss of eyelashes,; and lid edema