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Smartphone-based Ophthalmoscopy

Not Applicable
Completed
Conditions
Diabetic Retinopathy Grading
Interventions
Other: Ophthalmoscopy conducted using a smartphone equipped with a compact addon
Device: Smartphone
Registration Number
NCT02177747
Lead Sponsor
Università degli Studi di Brescia
Brief Summary

A subset of 120 diabetic patients underwent dilated examination and smartphone ophthalmoscopy. The smartphone was equipped with a compact add-on that filtered and delivered the smartphone's LED light coaxially to the camera, allowing a clear and convenient view of the retina.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
120
Inclusion Criteria
  • type 1 or 2 diabetes
  • ability to provide written informed consent
Exclusion Criteria
  • significant optic media opacities

Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
Diabet patientsOphthalmoscopy conducted using a smartphone equipped with a compact addonSmartphone ophthalmoscopy followed by traditional slit-lamp dilated ophthalmoscopy
Diabet patientsSmartphoneSmartphone ophthalmoscopy followed by traditional slit-lamp dilated ophthalmoscopy
Primary Outcome Measures
NameTimeMethod
Diabetic retinopathy gradingThe same day as dilated ophthalmic examination

The grading was performed according to the Early Treatment Diabetic Retinopathy Study (ETDRS) diabetic retinopathy classification.

Grade 0: no diabetic retinopathy Grade 1: mild non-proliferative diabetic retinopathy Grade 2: average non-proliferative diabetic retinopathy Grade 3: severe non-proliferative diabetic retinopathy Grade 4: proliferative diabetic retinopathy

Secondary Outcome Measures
NameTimeMethod

Trial Locations

Locations (1)

Spedali Civili di Brescia

🇮🇹

Brescia, BS, Italy

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