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Investigating the Influence of Dry Eye Disease and Artificial Tear eye drop on the Biometry Repeatability and Accuracy in Patients with Cataract

Investigating the Influence of Dry Eye Disease and Artificial Tear eye drop on the Biometry Repeatability and Accuracy in Patients with Cataract

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
IRCT
Registry ID
IRCT20250714066483N1
Enrollment
20
Registered
2025-10-30
Start date
2024-12-21
Completion date
Unknown
Last updated
2025-12-08

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

Conditions

Condition 1: cataract. Condition 2: Dry eye disease. Other cataract Dry eye syndrome

Interventions

Intervention 1: Intervention group: primary biometry using IOLMaster-500 and then Instilling tearlose (Sinadaro) artificial tear drop 10 minutes before second biometry in one of a patients eyes and on

Sponsors

Hamedan University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
50 Years to 70 Years

Inclusion criteria

Inclusion criteria: Patients aged 50 to 70 years with bilateral cataract and mild to moderate Dry eye disease Informed consent to participate in the study Absence of pathologies influencing biometry such as keratoconus, corneal scar, pathologic myopia, nanophthalmus, etc Absence of prior ocular surgical history

Exclusion criteria

Exclusion criteria: Any intra- or postoperative complication occurance Patient's failure to attend follow-up visit

Design outcomes

Primary

MeasureTime frame
Spherical equivalent. Timepoint: At the beginning of the study and one month after surgery. Method of measurement: Topcon RM8000 autorefractometer.;Anterior chamber depth. Timepoint: At the beginning of the study and one month after surgery. Method of measurement: IOL Master 500.;Axial length. Timepoint: At the beginning of the study and one month after surgery. Method of measurement: IOL Master 500.;Mean keratometry. Timepoint: At the beginning of the study and one month after surgery. Method of measurement: Topcon RM8000 autorefractometer.;Corneal astigmatism. Timepoint: At the beginning of the study and one month after surgery. Method of measurement: Topcon RM8000 autorefractometer.;Dry eye disease severity. Timepoint: before intervention. Method of measurement: Schirmer test, TBUT test, and corneal staining.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactElham Soltani

Hamedan University of Medical Sciences

e.soltani@umsha.ac.ir+98 81 3826 5706

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026