A complete eye exam checks more than vision; it also assesses the retina for signs of disease, swelling, tears

https://www.opticoreyegroup.com/blog/how-optomap-retinal-screenings-can-detect-early-signs-of-eye-conditions.html

A complete eye exam checks more than vision; it also assesses the retina for signs of disease, swelling, tears, or other concerns.