This refers to the active stage of an infectious disease caused by the Chlamydia trachomatis bacterium which produces a characteristic roughening of the inner surface of the eyelids.
Also indexed as
Active stage of trachomaEgyptian ophthalmiaTrachomatous conjunctivitisTrachomatous follicular conjunctivitisTrachomatous granular conjunctivitisTrachomatous keratitisTrachomatous pannusgranular conjunctivitismarginal corneal pannustrachoma pannus