redness, dilated vessels, increased permeability of vessels, inflammatory cells proliferate, pain or irritation, itching, bilateral/unilateral

vessels leaking protein rich serum, such as oedema

monocularly to binocularly, mild irritation for 2-3 days, normal VA, eyelids stuck together in morning due to discharge

redness towards fornices, vessels move on blink, clear cornea, papillae, muco-purulent/purulent discharge

monocular to binocular, burning sensation 3-7 days, va mildly affected due to watery discharge

short TBUT, watery discharge, follicles, swelling of eyelid, enlarged preauricular nodes

acute onset, binocular, itchy, fluctuating VA

chemosis, swollen lids, increase in mucous, papillae

Upper lid affected, central blood vessel, infiltrate of inflammatory cells, chronic inflammation

both lids affected, encircling blood vessel, hyperplastic lymph tissue, acute inflammation

painless, sectoral, photophobia, reflex tearing, no effect on vision, idiopathic, self-limiting to 2-3 days

painless, sectoral, photophobia, reflex tearing, no effect on vision, idiopathic, self-limiting to 2-3 days

deep pain, injection, tearing, photophobia, gradual onset and reduction in VA, needs treatment

limbal engorgement, intense pain, photophobia, corneal oedema, ulceration, reduced VA, infiltrates consisting of accumulation of leukocytes and cell debris indicating site of active inflammation in stroma

raised ICP, shallow A/C, circumlimbal injection, severe pain, mid-dilated pupil, corneal haze, nausea, treated with iridotomy