Evaluation of Diabetic Retinopathy Using Ultra-Widefield Fundus Images Compared With Two-Field Fundus Images

Completed

• Conditions: Retinal Diseases; Diabetic Retinopathy; Diabetes Complications; Diabetes Mellitus; Screening

• Registration Number: NCT05836194
• Lead Sponsor: Ningbo Eye Hospital

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Start: 2023-4-18
• Last Update Posted: 2 September 2024

Recruitment & Eligibility

• Status: Completed
• Sex: All
• Target Recruitment: Not specified

Inclusion Criteria

Inclusion Criteria:<br><br> 1. Age 18 years or older.<br><br> 2. Diagnosis of diabetes mellitus.<br><br>Exclusion Criteria:<br><br> 1. Diseases involving the posterior pole other than DR, such as age-related macular<br> degeneration,retinal vein occlusion.<br><br> 2. History of panretinal laser photocoagulation.

Exclusion Criteria

Not provided

Study & Design

• Study Type: Observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
The International Clinical Diabetic Retinopathy Disease Severity Scale within the 2-fields fundus photography and Ultra-Wide field scanning laser ophthalmoscopy (Optomap) imaging and statistical comparison

Secondary Outcome Measures

Name	Time	Method
Number of Ungradable Images within the 2-field fundus photography and Optomap imaging;Number of predominantly peripheral lession(PPL) with Optomap imaging