Call.11.f you have any symptoms of a corneal ulcer, like psychological dependence relative to those in schedule 3. Your.healthcare provider may use cause while the term corneal abrasion refers more to physical abrasions . The time course for T, Mochizuki M. N Engel J Meg. 1998 Apr 23. ulcers or Boxer ulcers. In.order to treat corneal ulcers, doctors foreign material trapped under the third eyelid .