Comparison of moderate to high myopic astigmatism correction using PRK and transepithelial PRK

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT20230124057199N1

Enrollment

Registered

2023-08-05

Start date

2023-05-30

Completion date

Unknown

Last updated

2023-08-21

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

Conditions

moderate to high myopic astigmatism.

Interventions

Intervention 1: Intervention group: PRK PRK is an eye surgery that improves vision by correcting refractive errors such as astigmatism, nearsightedness, and farsightedness.In PRK surgery, the surgeon

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: The patient has informed consent to participate in the study Patients with myopia between -2 and -6 Patients with astigmatism of 2 diopters and more

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

Measure	Time frame
UCVA ( uncorrected visual acuity ). Timepoint: The end of the first, third and sixth months. Method of measurement: snellen chart.;BCVA (best corrected visual acuity ). Timepoint: The end of the first, third and sixth months. Method of measurement: snellen chart.;Comparison of high order aberration changes. Timepoint: The end of the first, third and sixth months. Method of measurement: aberrometry.;Changes in the epithelial map. Timepoint: The end of the first, third and sixth months. Method of measurement: corneal oct with casia ii.;Astigmatism correction. Timepoint: The end of the first, third and sixth months. Method of measurement: Auto refractometer.	—

Measure

Time frame

UCVA ( uncorrected visual acuity ). Timepoint: The end of the first, third and sixth months. Method of measurement: snellen chart.;BCVA (best corrected visual acuity ). Timepoint: The end of the first, third and sixth months. Method of measurement: snellen chart.;Comparison of high order aberration changes. Timepoint: The end of the first, third and sixth months. Method of measurement: aberrometry.;Changes in the epithelial map. Timepoint: The end of the first, third and sixth months. Method of measurement: corneal oct with casia ii.;Astigmatism correction. Timepoint: The end of the first, third and sixth months. Method of measurement: Auto refractometer.

—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactSiamak Zarei Ghanavati

Mashhad University of Medical Sciences

zareis@mums.ac.ir0098513650256

Outcome results

None listed

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