{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Breast+Carcinoma+Metastatic+in+Lymph+Node",
    "query": {
      "condition": "Breast Carcinoma Metastatic in Lymph Node"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T18:08:42.758Z",
  "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": "NCT00087347",
      "title": "Magnetic Resonance Imaging of Lymph Nodes Using Ferumoxytol in Patients With Primary Prostate or Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "ferumoxytol",
          "type": "DRUG"
        },
        {
          "name": "magnetic resonance imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14,
      "start_date": "2004-09",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-05-14",
      "last_synced_at": "2026-06-10T18:08:42.758Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00087347"
    },
    {
      "nct_id": "NCT00900302",
      "title": "OX-40 Protein Expression in the Sentinel Lymph Nodes of Patients With Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "protein expression analysis",
          "type": "GENETIC"
        },
        {
          "name": "immunohistochemistry staining method",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "Up to 120 Years"
      },
      "enrollment_count": 98,
      "start_date": "2005-04",
      "completion_date": "2011-03",
      "has_results": false,
      "last_update_posted_date": "2016-02-10",
      "last_synced_at": "2026-06-10T18:08:42.758Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00900302"
    },
    {
      "nct_id": "NCT04674852",
      "title": "Mayo Designed Soft Tissue Ultrasound-Detectable Marker",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Neoplasm Female",
        "Ultrasound Therapy; Complications"
      ],
      "interventions": [
        {
          "name": "Research Marker",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 8,
      "start_date": "2020-11-02",
      "completion_date": "2022-04-07",
      "has_results": false,
      "last_update_posted_date": "2023-01-20",
      "last_synced_at": "2026-06-10T18:08:42.758Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04674852"
    },
    {
      "nct_id": "NCT00233974",
      "title": "Molecular Marker Profiling of Axillary Lymph Nodes in Predicting Response in Patients With Locally Advanced or Metastatic Breast Cancer Who Are Undergoing Chemotherapy Followed By Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "PET (positron emission tomography)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "UNC Lineberger Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 15,
      "start_date": "2002-05",
      "completion_date": "2006-03",
      "has_results": false,
      "last_update_posted_date": "2012-03-07",
      "last_synced_at": "2026-06-10T18:08:42.758Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00233974"
    },
    {
      "nct_id": "NCT02364557",
      "title": "Testing Whether Treating Breast Cancer Metastases With Surgery or High-Dose Radiation Improves Survival",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Anatomic Stage IV Breast Cancer American Joint Committee on Cancer (AJCC) v8",
        "Metastatic Breast Carcinoma",
        "Metastatic Malignant Neoplasm in the Bone",
        "Metastatic Malignant Neoplasm in the Liver",
        "Metastatic Malignant Neoplasm in the Lung",
        "Metastatic Malignant Neoplasm in the Lymph Nodes",
        "Metastatic Malignant Neoplasm in the Spine",
        "Prognostic Stage IV Breast Cancer AJCC v8",
        "Anatomic Stage IV Breast Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Stereotactic Body Radiotherapy",
          "type": "RADIATION"
        },
        {
          "name": "Surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "PROCEDURE"
      ],
      "sponsor": "NRG Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 129,
      "start_date": "2014-12-24",
      "completion_date": "2025-09-04",
      "has_results": true,
      "last_update_posted_date": "2026-05-19",
      "last_synced_at": "2026-06-10T18:08:42.758Z",
      "location_count": 153,
      "location_summary": "Birmingham, Alabama • Goodyear, Arizona • Peoria, Arizona + 124 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Goodyear",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02364557"
    },
    {
      "nct_id": "NCT03038152",
      "title": "Magseed Magnetic Marker in Locating Axillary Lymph Nodes in Patients With Breast Cancer Undergoing Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Breast Carcinoma Metastatic in Lymph Node",
        "Stage II Breast Cancer AJCC v6 and v7",
        "Stage IIA Breast Cancer AJCC v6 and v7",
        "Stage IIB Breast Cancer AJCC v6 and v7",
        "Stage IIIA Breast Cancer AJCC v7",
        "Stage IIIB Breast Cancer AJCC v7"
      ],
      "interventions": [
        {
          "name": "Axillary Lymph Node Dissection",
          "type": "PROCEDURE"
        },
        {
          "name": "Localization",
          "type": "PROCEDURE"
        },
        {
          "name": "Medical Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2017-04-11",
      "completion_date": "2021-03-01",
      "has_results": false,
      "last_update_posted_date": "2021-03-05",
      "last_synced_at": "2026-06-10T18:08:42.758Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03038152"
    },
    {
      "nct_id": "NCT03718455",
      "title": "Evaluation of Magseed as Localization Device for Biopsy Proven Metastatic Axillary Lymph Nodes",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Axillary Magseed",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 1,
      "start_date": "2018-10-30",
      "completion_date": "2019-12-01",
      "has_results": true,
      "last_update_posted_date": "2020-10-05",
      "last_synced_at": "2026-06-10T18:08:42.758Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03718455"
    }
  ]
}