Catalog
Hordeolum externum
Link to WHO Definition
Hordeolum externum – http://id.who.int/icd/entity/522397394
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.