Patients may report straight lines appearing wavy, a hallmark of fluid or blood leakage under the retina. This can be assessed through testing with an Amsler grid, where patients are able to ...

A new interactive display in the secure passenger waiting room includes a vision chart, an Amsler grid to help detect vision changes, a retina risk checklist and information on eye health.

Hold the Amsler grid at eye level about 30cm from your eyes ... If any lines appear wavy, distorted, blurry or have gaps, contact your optician.