| DED | Dry eye disease |
| IPL | Intense pulsed light |
| MGD | Meibomian gland dysfunction |
| MGX | Meibomian gland expression |
| NIBUT | Non-invasive break-up time |
| OSDI | Ocular surface disease index |
| SPEED | Standard patient evaluation of eye dryness |
| TBUT | Tear break-up time |
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