NCT04505618

Brief Summary

This study will perform a prospective, longitudinal analysis of clinical and imaging findings from normal controls and subjects with retinal vascular disease to better define the diagnostic imaging criteria that signify change in disease stage. This includes disease progression in early stages of disease or disease regression with appropriate standard-of-care treatment.

Trial Health

77
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
1,050

participants targeted

Target at P75+ for not_applicable

Timeline
4mo left

Started Oct 2019

Longer than P75 for not_applicable

Geographic Reach
1 country

1 active site

Status
recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Progress95%
Oct 2019Sep 2026

Study Start

First participant enrolled

October 1, 2019

Completed
10 months until next milestone

First Submitted

Initial submission to the registry

August 5, 2020

Completed
5 days until next milestone

First Posted

Study publicly available on registry

August 10, 2020

Completed
5.8 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 1, 2026

Expected
3 months until next milestone

Study Completion

Last participant's last visit for all outcomes

September 1, 2026

Last Updated

March 9, 2026

Status Verified

March 1, 2026

Enrollment Period

6.7 years

First QC Date

August 5, 2020

Last Update Submit

March 5, 2026

Conditions

Outcome Measures

Primary Outcomes (1)

  • Correlation of Imaging

    Correlation of diagnostic imaging findings (vessel skeleton density) from OCT based images with disease stage

    5 years

Study Arms (4)

Controls

OTHER

Subjects in this group do not have any ocular pathology and are also not hypertensive. Some subjects in this arm will undergo retinal vascular reactivity assessments.

Device: Swept-Source (SS) OCT AngiographyDevice: Spectral-Domain (SD) OCT AngiographyDevice: Fundus ImagingDevice: Axial Length Measurement Device

Diabetics with and without Diabetic Retinopathy Only

OTHER

Subjects in this group only have diabetes with or without diabetic retinopathy. Some subjects in this arm will undergo retinal vascular reactivity assessments.

Device: Swept-Source (SS) OCT AngiographyDevice: Spectral-Domain (SD) OCT AngiographyDevice: Fundus ImagingDevice: Axial Length Measurement Device

Hypertension Only

OTHER

Subjects in this group only have hypertension with or without ocular pathology related to hypertension. Some subjects in this arm may undergo retinal vascular reactivity assessments.

Device: Swept-Source (SS) OCT AngiographyDevice: Spectral-Domain (SD) OCT AngiographyDevice: Fundus ImagingDevice: Axial Length Measurement Device

Diabetics w/ or w/o Diabetic Retinopathy & Hypertension

OTHER

Subjects in this group have diabetes with or without diabetic retinopathy and hypertension with or without ocular pathology related to hypertension. Some subjects in this arm may undergo retinal vascular reactivity assessments.

Device: Swept-Source (SS) OCT AngiographyDevice: Spectral-Domain (SD) OCT AngiographyDevice: Fundus ImagingDevice: Axial Length Measurement Device

Interventions

Non-invasive, minimal risk, ocular imaging study

ControlsDiabetics w/ or w/o Diabetic Retinopathy & HypertensionDiabetics with and without Diabetic Retinopathy OnlyHypertension Only

Non-invasive, minimal risk, ocular imaging study

Also known as: SS-OCTA
ControlsDiabetics w/ or w/o Diabetic Retinopathy & HypertensionDiabetics with and without Diabetic Retinopathy OnlyHypertension Only

Non-invasive, minimal risk, ocular imaging study

Also known as: SD_OCTA
ControlsDiabetics w/ or w/o Diabetic Retinopathy & HypertensionDiabetics with and without Diabetic Retinopathy OnlyHypertension Only

Non-invasive, minimal risk, ocular imaging study

Also known as: Intraocular Lens (IOL) Master
ControlsDiabetics w/ or w/o Diabetic Retinopathy & HypertensionDiabetics with and without Diabetic Retinopathy OnlyHypertension Only

Eligibility Criteria

Age18 Years - 99 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may not qualify if:

  • Both subjects with diseases and controls:
  • Children (age\<18)
  • Pregnant females
  • Developmentally delayed subjects
  • Subjects unable to provide informed consent
  • Inability to cooperate with tests and study instructions
  • Images with motion artifact or signal strength \< 7
  • History of glaucoma
  • History of age-related macular degeneration
  • History of any visually significant eye disease
  • History of proliferative diabetic retinopathy
  • History of any inflammatory disease
  • History of heart disease
  • History of thyroid disease.
  • Additional criteria for controls:
  • +2 more criteria

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Wilmer Eye Institute

Baltimore, Maryland, 21287, United States

RECRUITING

MeSH Terms

Conditions

Diabetic RetinopathyRetinal Vein OcclusionEssential Hypertension

Interventions

Optical ImagingLenses, Intraocular

Condition Hierarchy (Ancestors)

Retinal DiseasesEye DiseasesDiabetic AngiopathiesVascular DiseasesCardiovascular DiseasesDiabetes ComplicationsDiabetes MellitusEndocrine System DiseasesVenous ThrombosisThrombosisEmbolism and ThrombosisHypertension

Intervention Hierarchy (Ancestors)

Diagnostic ImagingDiagnostic Techniques and ProceduresDiagnosisInvestigative TechniquesLensesOptical DevicesEquipment and SuppliesProstheses and Implants

Study Officials

  • Amir Kashani, MD, MPH

    Johns Hopkins University

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Amir H Kashani, MD, PhD

CONTACT

Ana C Martinez, MPH

CONTACT

Study Design

Study Type
interventional
Phase
not applicable
Allocation
NON RANDOMIZED
Masking
SINGLE
Who Masked
OUTCOMES ASSESSOR
Purpose
SCREENING
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

August 5, 2020

First Posted

August 10, 2020

Study Start

October 1, 2019

Primary Completion (Estimated)

June 1, 2026

Study Completion (Estimated)

September 1, 2026

Last Updated

March 9, 2026

Record last verified: 2026-03

Locations