Nerve Fiber Layer Thickness in Red Laser versus Green Laser Treated Eyes in Proliferative Diabetic Retinopathy

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

IRCT

Registry ID

IRCT201110097742N1

Enrollment

124

Registered

2012-01-11

Start date

2009-07-01

Completion date

Unknown

Last updated

2018-02-22

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

Conditions

Diabetes mellitus. Diabetes mellitus

Interventions

Intervention by laser( one eye by green laser and the other eye by red laser), in 3 sessions devided by 1 week.

Treatment - Devices

Intervention by laser( one eye by green laser and the other eye by red laser), in 3 sessions devided by 1 week

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Inclusion Criteria: Patients who required PRP for treatment-naive proliferative diabetic retinopathy (PDR) in both eyes were prospectively recruited after obtaining written informed consent. Exclusion criteria: those patients with the retinal diseases other than diabetic retinopathy, previous PRP, glaucoma or high myopia (>6 D).

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

Measure	Time frame
Nerve fibre layer thickness changes after PRP laser ( green laser versus red laser). Timepoint: 6 weeks after laser. Method of measurement: GDX.	—

Secondary

Measure	Time frame
Relationship of nerve fiber layer thickness with HbA1c. Timepoint: at the time of entry into study. Method of measurement: lab test.;Relationship of nerve fiber layer thickness with blood pressure. Timepoint: at the time of entry into study. Method of measurement: sphygmomanometer.;Relationship of nerve fiber layer thickness with age. Timepoint: at the time of entry into study. Method of measurement: identity card.	—

Measure

Time frame

Relationship of nerve fiber layer thickness with HbA1c. Timepoint: at the time of entry into study. Method of measurement: lab test.;Relationship of nerve fiber layer thickness with blood pressure. Timepoint: at the time of entry into study. Method of measurement: sphygmomanometer.;Relationship of nerve fiber layer thickness with age. Timepoint: at the time of entry into study. Method of measurement: identity card.

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Countries

Iran (Islamic Republic of)

Contacts

Public ContactFariba Ghassemi

Farabi Eye Reseatrch Centre, TUMS

faribaghassemi@yahoo.com+98 215540000913

Outcome results

None listed

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