A salient flange on the cornea is fomed,inhabiting the inferior part of the circular cavity consituted by the intumescentia. A purulent secretion appears and make the eyelids tube connected.In general, this is caused by microbes. If it`s neglected,it may become chronic. The treatment must have the guidance of an ophtalmologist since the conjunctivitis appears. This one should write a detailed prognosis, so that the inflammation will not progress to a serious stage.