what the hell is a nug i keep hearin people say it but i dunno what it means. im good on most other words its just this one i got trouble with.
Other causes of corneal ulcers include: Abrasions or burns to the cornea caused by injury to the eye. Scratches, scrapes and cuts from fingernails, paper cuts, makeup brushes and tree branches can become infected by bacteria and lead to corneal ulcers. Burns caused by caustic chemicals found in the workplace and at home can cause corneal ulcers.
Causes. They are usually simple aphthous ulcers. A typical aphthous ulcer has a red rim with a greyish centre. Less frequently, they can be caused by Candida, herpes simplex, Kaposi's sarcoma, lymphoma or a low white cell count (neutropenia) and they may develop into bacterial infections. Treatment with ddC has been associated with the development of mouth ulcers in 15 to 30% of people who take the drug.