- Published: 04 January 2023
A common question asked during the eye exam is, “When is the puff coming?”
Patients are referring to air-puff or non-contact tonometry. Tonometry is the procedure used to measure eye pressure, and this is important for diagnosing and monitoring glaucoma.
In non-contact tonometry, a puff of air is used to measure the pressure inside the eye. The benefit of this test is there is no actual contact with the eye, but the air puff is sometimes very startling for patients. Some people hate...