{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=retinal+photographs",
    "query": {
      "intervention": "retinal photographs"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 15,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=retinal+photographs&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-14T02:55:55.564Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT05532410",
      "title": "Optic Disc Photograph Collection Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Retina Disease",
        "Glaucoma",
        "Normal"
      ],
      "interventions": [
        {
          "name": "Fundus Camera",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Optos, PLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 121,
      "start_date": "2022-09-02",
      "completion_date": "2023-03-21",
      "has_results": false,
      "last_update_posted_date": "2023-12-07",
      "last_synced_at": "2026-09-14T02:55:55.564Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05532410"
    },
    {
      "nct_id": "NCT01899222",
      "title": "Assessment of Prototype Hand-Held Fundus Camera",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Normal Subject Population"
      ],
      "interventions": [
        {
          "name": "Handheld fundus photography",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 8,
      "start_date": "2015-04-10",
      "completion_date": "2015-10-08",
      "has_results": false,
      "last_update_posted_date": "2020-12-09",
      "last_synced_at": "2026-09-14T02:55:55.564Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01899222"
    },
    {
      "nct_id": "NCT04995341",
      "title": "Retinal Microanatomy in Retinopathy of Prematurity (BabySTEPS2)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Retinopathy of Prematurity"
      ],
      "interventions": [
        {
          "name": "Investigational ultracompact OCT and OCTA system",
          "type": "DEVICE"
        },
        {
          "name": "retinal photographs",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 236,
      "start_date": "2021-08-16",
      "completion_date": "2027-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-09-14T02:55:55.564Z",
      "location_count": 2,
      "location_summary": "Durham, North Carolina • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04995341"
    },
    {
      "nct_id": "NCT00655096",
      "title": "Screening for Research Participants",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Eye Diseases"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Eye Institute (NEI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "2 Years to 100 Years"
      },
      "enrollment_count": 10000,
      "start_date": "2008-08-20",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2026-09-01",
      "last_synced_at": "2026-09-14T02:55:55.564Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00655096"
    },
    {
      "nct_id": "NCT00873613",
      "title": "Digital Ocular Fundus Photography in the Emergency Department: A New Application for Telemedicine?",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Headache",
        "Acute, Focal Neurologic Disease",
        "Severely Elevated Blood Pressure",
        "Acute Visual Loss"
      ],
      "interventions": [
        {
          "name": "Use of Non-dilated retinal photography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 705,
      "start_date": "2009-04",
      "completion_date": "2012-07",
      "has_results": false,
      "last_update_posted_date": "2013-11-08",
      "last_synced_at": "2026-09-14T02:55:55.564Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00873613"
    },
    {
      "nct_id": "NCT04356716",
      "title": "Sildenafil for Treatment of Choroidal Ischemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Choroidal Ischemia",
        "Vitelliform Macular Dystrophy",
        "Age-related Macular Degeneration",
        "Central Serous Retinopathy",
        "Retinitis Pigmentosa"
      ],
      "interventions": [
        {
          "name": "Sildenafil",
          "type": "DRUG"
        },
        {
          "name": "Standard of Care Sildenafil",
          "type": "OTHER"
        },
        {
          "name": "Ocular Coherence Tomography-Angiography (OCT-A)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Visual Acuity (VA)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2014-11-11",
      "completion_date": "2020-02-18",
      "has_results": true,
      "last_update_posted_date": "2025-07-04",
      "last_synced_at": "2026-09-14T02:55:55.564Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04356716"
    },
    {
      "nct_id": "NCT04567745",
      "title": "Automated Retinal Image Analysis System (EyeQuant) for Computation of Vascular Biomarkers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Mild Cognitive Impairment",
        "Alzheimer Disease",
        "Vascular Dementia"
      ],
      "interventions": [
        {
          "name": "Retinal fundus photography",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2020-09-29",
      "completion_date": "2021-09-30",
      "has_results": false,
      "last_update_posted_date": "2021-11-01",
      "last_synced_at": "2026-09-14T02:55:55.564Z",
      "location_count": 1,
      "location_summary": "Scottsdale, Arizona",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04567745"
    },
    {
      "nct_id": "NCT05368623",
      "title": "Validation Study of RETINA-AI Galaxy™ v2.0, an Automated Diabetic Retinopathy Screening Device",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Diabetes",
        "Diabetic Retinopathy",
        "Diabetic Macular Edema",
        "Diabetic Eye Problems"
      ],
      "interventions": [
        {
          "name": "Color fundus photograph",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Optical Coherence Tomography (OCT) of the retina",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Mydriatic Agent",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "DRUG"
      ],
      "sponsor": "RETINA-AI Health, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 1100,
      "start_date": "2022-11-03",
      "completion_date": "2023-03-31",
      "has_results": false,
      "last_update_posted_date": "2023-10-16",
      "last_synced_at": "2026-09-14T02:55:55.564Z",
      "location_count": 3,
      "location_summary": "Los Angeles, California • Chicago, Illinois • Houston, Texas",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05368623"
    },
    {
      "nct_id": "NCT01115387",
      "title": "GARM II: A Study on the Genetics of Age-related Maculopathy",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Age-related Macular Degeneration",
        "Age-related Maculopathy"
      ],
      "interventions": [
        {
          "name": "Observational-1",
          "type": "OTHER"
        },
        {
          "name": "Observational-2",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "49 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "49 Years and older"
      },
      "enrollment_count": 603,
      "start_date": "2011-10-06",
      "completion_date": "2027-03",
      "has_results": false,
      "last_update_posted_date": "2023-11-07",
      "last_synced_at": "2026-09-14T02:55:55.564Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California • Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01115387"
    },
    {
      "nct_id": "NCT00532051",
      "title": "Intraocular Lens Power Calculation After Laser Refractive Surgery Based on Optical Coherence Tomography",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cataract"
      ],
      "interventions": [
        {
          "name": "OCT measurements",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 690,
      "start_date": "2011-04",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2024-02-12",
      "last_synced_at": "2026-09-14T02:55:55.564Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00532051"
    }
  ]
}