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Enrolling by invitation Observational

Early Changes in OCT Biomarkers After the First Intravitreal Anti-VEGF Injection in Treatment-naïve DME

NCT06841250 · tracked via the Priya Life Science Egypt tracker
Phase
Observational
Started
2025-01-16
Last updated
2025-02-24

Condition(s) studied

Early OCT Biomarker Changes in Response to Anti-VEGF

Investigational drug(s) / intervention(s)

intravitreal injection of anti-VEGF

intravitreal injection of anti-VEGF: Ranibizumab is injected into the vitreous under aseptic conditions as part of routine DME treatment

Study summary

A retrospective, observational, hospital-based study which will be conducted in the Department of Ophthalmology, Sohag University Hospital, Egypt.

Eligibility

Sex
ALL
Min age
—
Max age
—
Healthy volunteers
No
Inclusion Criteria: * Diabetic patients with centre-involving DME (CI-DME) who are treatment-naïve. * Central macular thickness (CMT) of 300 microns or more will be accepted as DME. Exclusion Criteria: * Media opacities affecting OCT imaging (corneal pathologies, dense cataracts, vitreous opacities, etc). * Patients with any other retinal vascular diseases (retinal vein occlusion, central serrous chorioretinopathy, age-related macular degeneration, etc). * Patients who have had previous intravitreal injections or Laser treatment. * Patients who underwent previous vitreoretinal surgeries. * Patients with recent history of undergoing cataract surgery. * Patients with uncontrolled glaucoma or ocular inflammations (eg: vitritis).

Primary outcome measure(s)

  • Visual acuity — one month
    Visual acuity assessment pre and post injection will be recorded
  • Central subfield thickness — one month
    Central subfield thickness assessment pre and post injection will be recorded
  • Intraretinal cystoid spaces — one month
    Intraretinal cystoid space location, size and bridging will be recorded pre and post injection
  • Subfoveal neuroretinal detatchment — one month
    Presence and extent of Subfoveal neuroretinal detatchment assessed pre and post injection will be recorded
  • Hyperreflective foci — one month
    number and locatio of Hyperreflective foci assessed pre and post injection will be recorded
  • Outer retinal layer integrity — one month
    Outer retinal layer integrity assessment pre and post injection will be recorded
  • Disorganised inner retinal layers — one month
    Disorganised inner retinal layers assessment pre and post injection will be recorded

Trial sites (1)

FacilityCityRegionStatus
Sohag University Sohag Egypt
Official registry record

This page summarises publicly available registry data for informational purposes — not medical advice. Eligibility is determined by each study team; patients should discuss participation with their clinician.

View NCT06841250 on ClinicalTrials.gov ↗ ← All trials in Egypt