Exams & Procedures

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Corneal Topography

Corneal topography is an important component of a contact lens examination which keeps track of changes within the cornea. Corneal topography is a procedure used to monitor and measure changes that may occur to the shape and integrity of the cornea...

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Visual Acuity Testing

Get info on how optometrists perform different acuity testing to test people's eyesight and what having 20/20 vision means. Visual acuity is a measure of how well you can see. One of the most important components of an eye exam, a visual acuity...

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Digital Retinal Imaging

There are differences between a routine vision screening and a comprehensive eye exam. Digital retinal imaging is an important part of an exam. Digital retinal imaging is fast becoming an additional part of having an annual wellness eye examination....

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Why Do Eye Doctors Charge More for Contact Lens Exams?

Eye doctors typically charge more for examinations if you are requesting contact lenses. Learn the different factors involved. If you recently had a contact lens examination, you may have been surprised at your final bill. Patients often wonder why...

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Optomap Dilation-Free Eye Exam

Learn about a way to view the inside of the eye without the installation of dilating drops and why some doctors feel that it is the way of the future. It's been a year since your last visit to the eye doctor. You know how important it is to have an...

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Optical Coherence Tomography

Learn about optical coherence tomography, or OCT, which is used during an eye examination to look at the back of the eye for any diseases. Optical coherence tomography (OCT) is a noninvasive imaging technology used to obtain high-resolution...

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Fecal Immunochemical Test to Detect Hidden Blood

A fecal immunochemical test (FIT) is used to screen the stool for blood that can not be seen with the naked eye, or occult blood. A fecal immunochemical test (FIT)—also called an immunochemical fecal occult blood test, or FOBT—is used to test...

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What Is Sonography?

Sonography is a diagnostic medical test that uses high-frequency sound waves to bounce off of structures in the body and create an image. Sonography is a diagnostic medical test that uses high-frequency sound waves—also called ultrasound...

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