Free

E-Newsletters

Subscribe to receive the latest updates on health topics. About our newsletters

  • Housecall
  • Alzheimer's caregiving
  • Living with cancer

Image

Applanation tonometry

Photo of a man undergoing applanation tonometry test

This glaucoma test measures the amount of force needed to temporarily flatten (applanate) part of your cornea. The test involves using a slit-lamp equipped with forehead and chin supports and a tiny, flat-tipped cone that gently comes into contact with your cornea.
IM03550

© 1998-2012 Mayo Foundation for Medical Education and Research (MFMER). All rights reserved. A single copy of these materials may be reprinted for noncommercial personal use only. "Mayo," "Mayo Clinic," "MayoClinic.com," "EmbodyHealth," "Enhance your life," and the triple-shield Mayo Clinic logo are trademarks of Mayo Foundation for Medical Education and Research.

Advertisement


Text Size: smaller largerlarger