{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Diagnostic+study+only&page=2",
    "query": {
      "intervention": "Diagnostic study only",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Diagnostic+study+only&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-24T16:07:47.907Z",
  "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": "NCT04843371",
      "title": "PPG to Predict Ejection Fraction and Other Echographic Data in the General Population",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Valvular Heart Disease",
        "Pericardial Disease",
        "Cardiomyopathies"
      ],
      "interventions": [
        {
          "name": "Photoplethysmography",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Tulane University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 500,
      "start_date": "2021-08-20",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-05",
      "last_synced_at": "2026-09-24T16:07:47.907Z",
      "location_count": 3,
      "location_summary": "New Orleans, Louisiana",
      "locations": [
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04843371"
    },
    {
      "nct_id": "NCT00582257",
      "title": "Early Onset and Familial Gastric Cancer Registry",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Gastric Cancer"
      ],
      "interventions": [
        {
          "name": "questionnaires",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 971,
      "start_date": "2005-12-13",
      "completion_date": "2024-09-30",
      "has_results": false,
      "last_update_posted_date": "2024-10-03",
      "last_synced_at": "2026-09-24T16:07:47.907Z",
      "location_count": 9,
      "location_summary": "Los Angeles, California • Basking Ridge, New Jersey • Middletown, New Jersey + 5 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "East White Plains",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00582257"
    },
    {
      "nct_id": "NCT00387530",
      "title": "Phenylbutyrate and Valganciclovir in Treating Patients With Relapsed or Refractory Epstein-Barr Virus-Positive Cancer",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Gastric Cancer",
        "Head and Neck Cancer",
        "Lymphoma",
        "Lymphoproliferative Disorder"
      ],
      "interventions": [
        {
          "name": "oral sodium phenylbutyrate",
          "type": "DRUG"
        },
        {
          "name": "valganciclovir",
          "type": "DRUG"
        },
        {
          "name": "polymerase chain reaction",
          "type": "GENETIC"
        },
        {
          "name": "protein expression analysis",
          "type": "GENETIC"
        },
        {
          "name": "biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "GENETIC",
        "PROCEDURE"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2006-05",
      "completion_date": "2008-01",
      "has_results": false,
      "last_update_posted_date": "2019-08-02",
      "last_synced_at": "2026-09-24T16:07:47.907Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00387530"
    },
    {
      "nct_id": "NCT00678119",
      "title": "Study Testing the Biologic Activity and Safety of a Immunotherapeutic in Patients With Newly Diagnosed Advanced Stage Kidney Cancer in Combination With a Marketed Renal Cell Carcinoma Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Renal Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "AGS-003",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Sunitinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Argos Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2008-01",
      "completion_date": "2012-05",
      "has_results": false,
      "last_update_posted_date": "2013-07-15",
      "last_synced_at": "2026-09-24T16:07:47.907Z",
      "location_count": 12,
      "location_summary": "Duarte, California • Los Angeles, California • Denver, Colorado + 9 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00678119"
    },
    {
      "nct_id": "NCT00445965",
      "title": "Iodine I 131 Monoclonal Antibody 3F8 in Treating Patients With Central Nervous System Cancer or Leptomeningeal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Intraocular Melanoma",
        "Lung Cancer",
        "Melanoma (Skin)",
        "Metastatic Cancer",
        "Neuroblastoma",
        "Ovarian Cancer",
        "Retinoblastoma",
        "Sarcoma",
        "Small Intestine Cancer"
      ],
      "interventions": [
        {
          "name": "DNA analysis",
          "type": "GENETIC"
        },
        {
          "name": "immunologic technique",
          "type": "OTHER"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        },
        {
          "name": "iodine I 131 monoclonal antibody 3F8",
          "type": "RADIATION"
        },
        {
          "name": "131I-3F8",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 78,
      "start_date": "2006-01",
      "completion_date": "2023-02-01",
      "has_results": true,
      "last_update_posted_date": "2024-04-04",
      "last_synced_at": "2026-09-24T16:07:47.907Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00445965"
    },
    {
      "nct_id": "NCT03345407",
      "title": "Dose Finding Study of Nemiralisib (GSK2269557) in Subjects With an Acute Moderate or Severe Exacerbation of Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "Placebo ELLIPTA",
          "type": "DRUG"
        },
        {
          "name": "Nemiralisib ELLIPTA 50 µg",
          "type": "DRUG"
        },
        {
          "name": "Nemiralisib ELLIPTA 100 µg",
          "type": "DRUG"
        },
        {
          "name": "Nemiralisib ELLIPTA 250 µg",
          "type": "DRUG"
        },
        {
          "name": "Nemiralisib ELLIPTA 500 µg",
          "type": "DRUG"
        },
        {
          "name": "Nemiralisib ELLIPTA 750 µg",
          "type": "DRUG"
        },
        {
          "name": "Albuterol (Salbutamol) MDI or nebules",
          "type": "DRUG"
        },
        {
          "name": "Standard of care therapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 943,
      "start_date": "2017-11-28",
      "completion_date": "2019-01-10",
      "has_results": true,
      "last_update_posted_date": "2021-07-14",
      "last_synced_at": "2026-09-24T16:07:47.907Z",
      "location_count": 21,
      "location_summary": "Mobile, Alabama • Colorado Springs, Colorado • Daytona Beach, Florida + 17 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Daytona Beach",
          "state": "Florida"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "Adairsville",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03345407"
    },
    {
      "nct_id": "NCT04021771",
      "title": "Trial of Simulation-based Mastery Learning to Communicate Diagnostic Uncertainty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Uncertainty",
        "Communication Research",
        "Emergency Medicine"
      ],
      "interventions": [
        {
          "name": "Educational Curriculum Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 109,
      "start_date": "2019-09-04",
      "completion_date": "2020-08-16",
      "has_results": true,
      "last_update_posted_date": "2021-05-25",
      "last_synced_at": "2026-09-24T16:07:47.907Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04021771"
    },
    {
      "nct_id": "NCT00912366",
      "title": "Assessment of Video Assisted Thoracoscopic Surgery (VATS) Versus Open Surgery for Patients Undergoing Lobectomy",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Non Small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Lobectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Medtronic - MITG",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 39,
      "start_date": "2009-05",
      "completion_date": "2010-12",
      "has_results": false,
      "last_update_posted_date": "2015-07-27",
      "last_synced_at": "2026-09-24T16:07:47.907Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00912366"
    },
    {
      "nct_id": "NCT04014231",
      "title": "Novel Single Wave Assessment in Measuring Cardiac Dysfunction and Metabolic Syndrome in Patients With Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Malignant Neoplasm"
      ],
      "interventions": [
        {
          "name": "Diagnostic Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 159,
      "start_date": "2017-07-21",
      "completion_date": "2026-04-20",
      "has_results": false,
      "last_update_posted_date": "2026-06-01",
      "last_synced_at": "2026-09-24T16:07:47.907Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04014231"
    },
    {
      "nct_id": "NCT00918645",
      "title": "Calcium-41 (41Ca) Chloride Aqueous Solution in Diagnosing Patients With Prostate Cancer and Bone Metastasis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metastatic Cancer",
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "41 Ca",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 13,
      "start_date": "2009-09",
      "completion_date": "2013-06",
      "has_results": true,
      "last_update_posted_date": "2017-12-22",
      "last_synced_at": "2026-09-24T16:07:47.907Z",
      "location_count": 1,
      "location_summary": "Livermore, California",
      "locations": [
        {
          "city": "Livermore",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00918645"
    }
  ]
}