Signs and symptoms | Degree (=item value) | |||
---|---|---|---|---|
0 | 1 | 2 | 3 | |
Symptoms | ||||
Foreign body sensation in the eye | not present | not disturbing | disturbing | painful |
Itching | not present | not disturbing | disturbing | painful |
Ocular pain | not present | not disturbing | disturbing | painful |
Dry-eye sensation | absent | not disturbing | disturbing | intolerable |
Signs | ||||
Conjunctival hyperaemia | vessel normal | some vessel definitely injected | vessels injected more than 50% | all vessels injected |
Discharge (yellowish) | not present | poorly visible | clearly visible | over 2 mm thick |
Watering eyes | absent | Nnot disturbing | disturbing | Iintolerable |
Chemosis | not present | poorly visible | clearly visible | very strong |
Red eyelids | not present | poorly visible | clearly visible | very strong |
Swollen eyelids | not present | poorly visible (not disturbing) | clearly visible (disturbing) | very strong (eye opening difficult) |