An acute focal pyogenic infection of the eyelash follicle commonly known as a stye and caused predominantly by Staphylococcus aureus. It presents as an acute painful inflammatory eyelid swelling which subsequently discharges at the eyelid margin.
Also indexed as
Boil involving eyelash follicleExternal hordeolumFollicular abscess of eyelashFolliculitis of eyelashHordeolum externumHordeolum externum lower eyelidHordeolum externum upper eyelidStye