{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Lobular+Carcinoma+in+Situ+%28LCIS%29",
    "query": {
      "condition": "Lobular Carcinoma in Situ (LCIS)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 54,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Lobular+Carcinoma+in+Situ+%28LCIS%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T00:25:58.098Z",
  "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": "NCT05178498",
      "title": "Impact of Dietary Inflammatory Potential on Breast Cancer Risk",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Atypical Ductal Hyperplasia",
        "Breast Atypical Lobular Hyperplasia",
        "Breast Carcinoma",
        "Breast Lobular Carcinoma In Situ",
        "Breast Sclerosing Adenosis"
      ],
      "interventions": [
        {
          "name": "Follow-Up",
          "type": "PROCEDURE"
        },
        {
          "name": "Physical Examination",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Ohio State University Comprehensive 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": 960,
      "start_date": "2023-10-25",
      "completion_date": "2035-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-12",
      "last_synced_at": "2026-07-24T00:25:58.098Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05178498"
    },
    {
      "nct_id": "NCT00666731",
      "title": "Breast Cancer Registry for Participants With Breast Cancer or Characteristics of Hereditary Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Precancerous Condition"
      ],
      "interventions": [
        {
          "name": "medical chart review",
          "type": "OTHER"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "study of socioeconomic and demographic variables",
          "type": "OTHER"
        },
        {
          "name": "Excess human biological tissue",
          "type": "PROCEDURE"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "19 Years to 120 Years"
      },
      "enrollment_count": 4945,
      "start_date": "2006-10-12",
      "completion_date": "2016-08-19",
      "has_results": false,
      "last_update_posted_date": "2023-10-10",
      "last_synced_at": "2026-07-24T00:25:58.098Z",
      "location_count": 65,
      "location_summary": "Colorado Springs, Colorado • Denver, Colorado • Lakewood, Colorado + 46 more",
      "locations": [
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Lakewood",
          "state": "Colorado"
        },
        {
          "city": "Parker",
          "state": "Colorado"
        },
        {
          "city": "Pueblo",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00666731"
    },
    {
      "nct_id": "NCT01874184",
      "title": "Group-Based Lifestyle Intervention in Measuring Biomarker Levels in Participants at High Risk for Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atypical Ductal Breast Hyperplasia",
        "Atypical Lobular Breast Hyperplasia",
        "BRCA1 Mutation Carrier",
        "BRCA2 Mutation Carrier",
        "Ductal Breast Carcinoma in Situ",
        "Lobular Breast Carcinoma in Situ"
      ],
      "interventions": [
        {
          "name": "counseling intervention",
          "type": "OTHER"
        },
        {
          "name": "behavioral dietary intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "exercise intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "35 Years to 65 Years · Female only"
      },
      "enrollment_count": 17,
      "start_date": "2013-10",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2016-01-20",
      "last_synced_at": "2026-07-24T00:25:58.098Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01874184"
    },
    {
      "nct_id": "NCT00083044",
      "title": "Ductal Lavage in Assessing Women With Early Breast Cancer or at High Risk of Developing Breast Cancer and Who Are Eligible For Tamoxifen Therapy",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 64 Years · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2003-10",
      "completion_date": "2008-07",
      "has_results": false,
      "last_update_posted_date": "2012-04-25",
      "last_synced_at": "2026-07-24T00:25:58.098Z",
      "location_count": 2,
      "location_summary": "Birmingham, Alabama • Chicago, Illinois",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00083044"
    },
    {
      "nct_id": "NCT05755269",
      "title": "Adding a Genetic Risk Evaluation to Standard Breast Cancer Risk Assessment for African American and Hispanic Women",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Atypical Ductal Hyperplasia",
        "Breast Atypical Lobular Hyperplasia",
        "Breast Carcinoma",
        "Breast Lobular Carcinoma In Situ"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Genotyping",
          "type": "PROCEDURE"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 75 Years · Female only"
      },
      "enrollment_count": 19,
      "start_date": "2023-03-14",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-07-24T00:25:58.098Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05755269"
    },
    {
      "nct_id": "NCT01219075",
      "title": "Soy Isoflavones Supplementation in Treating Women at High Risk For or With Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "BRCA1 Mutation Carrier",
        "BRCA2 Mutation Carrier",
        "Ductal Breast Carcinoma in Situ",
        "Lobular Breast Carcinoma in Situ",
        "Stage IA Breast Cancer",
        "Stage IB Breast Cancer",
        "Stage II Breast Cancer",
        "Stage IIIA Breast Cancer",
        "Stage IIIB Breast Cancer"
      ],
      "interventions": [
        {
          "name": "soy isoflavones",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "magnetic resonance imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "immunohistochemistry staining method",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "mammography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 75 Years · Female only"
      },
      "enrollment_count": 110,
      "start_date": "2010-07-01",
      "completion_date": "2022-11-24",
      "has_results": false,
      "last_update_posted_date": "2023-11-18",
      "last_synced_at": "2026-07-24T00:25:58.098Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01219075"
    },
    {
      "nct_id": "NCT01082211",
      "title": "Radiation Therapy in Treating Women With Locally Recurrent Breast Cancer Previously Treated With Repeat Breast-Preserving Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "3D-Conformal External Beam",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Radiation Therapy Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 120 Years · Female only"
      },
      "enrollment_count": 65,
      "start_date": "2010-06",
      "completion_date": "2022-05-20",
      "has_results": true,
      "last_update_posted_date": "2022-06-21",
      "last_synced_at": "2026-07-24T00:25:58.098Z",
      "location_count": 57,
      "location_summary": "Peoria, Arizona • Burbank, California • Aurora, Colorado + 44 more",
      "locations": [
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Burbank",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Atlantis",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01082211"
    },
    {
      "nct_id": "NCT01869764",
      "title": "Omega-3 Fatty Acid in Treating Patients With Stage I-III Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Ductal Breast Carcinoma in Situ",
        "Lobular Breast Carcinoma in Situ",
        "Male Breast Cancer",
        "Stage IA Breast Cancer",
        "Stage IB Breast Cancer",
        "Stage II Breast Cancer",
        "Stage IIIA Breast Cancer",
        "Stage IIIB Breast Cancer",
        "Stage IIIC Breast Cancer"
      ],
      "interventions": [
        {
          "name": "omega-3 fatty acid",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 57,
      "start_date": "2013-11",
      "completion_date": "2018-07",
      "has_results": true,
      "last_update_posted_date": "2019-10-30",
      "last_synced_at": "2026-07-24T00:25:58.098Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01869764"
    },
    {
      "nct_id": "NCT01097278",
      "title": "S0812 High Dose Cholecalciferol in Premenopausal Women at High-Risk for Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "brca1 Mutation Carrier",
        "brca2 Mutation Carrier",
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "cholecalciferol",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "SWOG Cancer Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 208,
      "start_date": "2011-11-01",
      "completion_date": "2017-09",
      "has_results": false,
      "last_update_posted_date": "2017-11-24",
      "last_synced_at": "2026-07-24T00:25:58.098Z",
      "location_count": 360,
      "location_summary": "Anniston, Alabama • Mobile, Alabama • Anchorage, Alaska + 230 more",
      "locations": [
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01097278"
    },
    {
      "nct_id": "NCT01556243",
      "title": "Breast-Conserving Surgery and Radiation Therapy in Patients With Multiple Ipsilateral Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "therapeutic conventional surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "whole breast irradiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "40 Years and older · Female only"
      },
      "enrollment_count": 270,
      "start_date": "2012-07",
      "completion_date": "2023-04-15",
      "has_results": true,
      "last_update_posted_date": "2026-06-12",
      "last_synced_at": "2026-07-24T00:25:58.098Z",
      "location_count": 350,
      "location_summary": "Hot Springs, Arkansas • Dublin, California • Emeryville, California + 216 more",
      "locations": [
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        },
        {
          "city": "Dublin",
          "state": "California"
        },
        {
          "city": "Emeryville",
          "state": "California"
        },
        {
          "city": "Emeryville",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01556243"
    }
  ]
}