Comparison of Different Fluence Settings for Yellow Subthreshold Laser Treatment in Diabetic Macular Edema

L.V. Prasad Eye Institute

Status: Completed

Conditions: Diabetic Retinopathy

Treatments: Procedure: Laser

Study type: Observational

Funder types: Other

Identifiers

NCT03571659

LVPEI-2018

Details and patient eligibility

About

To assess the safety and efficacy of two subthreshold parameters (5% and 15% duty cycle (DC)) compared to standard ETDRS (early treatment of diabetic retinopathy study) continuous wave (CW) laser

Full description

Test burn up to barely visible burn with micropulse laser, then reduce the power by 70% and perform laser with various DC (5%, 15%, cw) as per the group.

Focal to Mas+ confluent burns to areas of diffuse leakage

Enrollment: 32 patients

Sex: All

Ages: 18 to 99 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Eyes with DME (center or non-center involving) with <350 microns central retinal thickness

Exclusion criteria

• Subfoveal exudates, history of VR surgery, history of macular laser

Trial design

32 participants in 2 patient groups

two subthreshold parameters

Description:

5% and 15% duty cycle (DC)

Treatment:

Procedure: Laser

standard ETDRS

Description:

early treatment of diabetic retinopathy study

Treatment:

Procedure: Laser