Effect of Dry Eye Disease on Accuracy of Intraocular Lens Power Calculation Before Phacoemulsification

Status

Not yet recruiting

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT07525336

Enrollment

100

Registered

2026-04-13

Start date

2026-04-30

Completion date

2029-04-30

Last updated

2026-04-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Cataract (Post-operative Cataract Surgery Follow-up), Dry Eye Disease (DED)

Keywords

dry eye disease, biometry, refractive surprise, phacoemulsification

Brief summary

This study aims to determine the effect of dry eye disease on intraocular lens power calculation and the postoperative refractive outcome.

Interventions

PROCEDUREdry eye disease optimization

dry eye disease management prior to obtaining intraocular lens power calculation

Study design

Observational model

COHORT

Time perspective

PROSPECTIVE

Eligibility

Sex/Gender

ALL

Age

40 Years to No maximum

Healthy volunteers

Inclusion criteria

* Age equals to or above 40 years old * cataract patient * suitable for phacoemulsification * clear corneal media

Exclusion criteria

* previous corneal surgery * advanced glaucoma * corneal pathology (keratoconus, scarring) * retinal disease affecting vision * irregular astigmatism * contact lens use within the last 2 weeks

Design outcomes

Primary

Measure	Time frame
Compare mean absolute error (MAE) between patients with and without DED	2 yeras

Contacts

CONTACTZiad M.A Sayed

mkkh30@gmail.com+201152373413

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Apr 14, 2026