-Reference-
Dry Eye Disease
Schirmer's Tear Test
| Type | Wetting |
|---|---|
| Type I - Without Anesthesia | 10-30mm |
| Type II - With Anesthesia | >8mm |
Tear Breakup Time
| Result | Breakup Time |
|---|---|
| Normal | ≥10 seconds |
| Abnormal | <10 seconds |
Zone Quick Tear Test
| Result | Wetting |
|---|---|
| Normal | >20mm |
| Marginal | 10-20mm |
| Dry | <10mm |