Basic Eye Anatomy & Physiology - Optometrists

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We have no direct financial or proprietary interest in any companies, products or services mentioned in

this presentation.

Basic Eye Anatomy & Physiology

1 The Cornea2 The Lacrimal System3 The Lens4 The Retina

Incredible!

The Cornea

Corneal Abrasion

Corneal AbrasionEpidemiology/History: History of trauma (e.g. fingernail, plant branch).

Symptoms: Sharp pain (especially after blinking), foreign body sensation, photophobia, tearing, and blurred vision (depending on location). A mild anterior chamber reaction and miotic pupil may also occur.

Signs: Corneal defect that stains with fluorescein with NO underlying subepithelial infiltrate (SEI).

Layers of the Tears

Tear Production

Evaluating Dry Eye

Why does this occur?

Go Back to the Big Picture!

The Lens

Cortical Cataract

PSC & Cortical Cataract

What does “cataract” mean?

After Cataract Surgery

The Retina

The Retina

Title of Slide

Title of Slide

DISCLOSURE STATEMENT

We have no direct financial or proprietary interest in any companies, products or services mentioned in

this presentation.

Basic Eye Anatomy & PhysiologyFeatured Speaker: Dr. Kyle Cheatham, FAAO, DIP ABO