Viral meningitis is common and contagious, but it is rarely serious or fatal and does not require antibiotics. The more serious meningococcal bacteria are the leading cause of meningitis in adolescents ages 11 to17, and while theyâre rare, they can be fatal.
Test Overview. A tonometry test measures the pressure inside your eye, which is called intraocular pressure (IOP). This test is used to check for glaucoma, an eye disease that can cause blindness by damaging the nerve in the back of the eye (optic nerve ).
Eye Health. By Troy Bedinghaus, OD - Reviewed by a board-certified physician. Tonometry is a test to measure the pressure inside your eyes, referred to as intraocular eye pressure (IOP). Measuring your eye pressure is an important part of a comprehensive eye examination. If your eye pressure becomes higher than normal, you may be at risk for developing eye diseases such as glaucoma.