{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Radiosurgery&page=11",
    "query": {
      "condition": "Radiosurgery",
      "page": 11
    },
    "page_size": 10
  },
  "pagination": {
    "page": 11,
    "page_size": 10,
    "total_count": 268,
    "total_pages": 27,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Radiosurgery&page=12&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Radiosurgery&page=10&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-31T14:13:35.868Z",
  "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": "NCT04659811",
      "title": "Stereotactic Radiosurgery and Immunotherapy (Pembrolizumab) for the Treatment of Recurrent Meningioma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Grade I Meningioma, Adult",
        "Grade II Meningioma, Adult",
        "Grade III Meningioma, Adult",
        "Recurrent Meningioma"
      ],
      "interventions": [
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        },
        {
          "name": "Stereotactic Radiosurgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Nancy Ann Oberheim Bush, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2021-03-25",
      "completion_date": "2031-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-15",
      "last_synced_at": "2026-10-31T14:13:35.868Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04659811"
    },
    {
      "nct_id": "NCT00814463",
      "title": "Stereotactic Radiosurgery After Surgery in Treating Patients With Brain Metastases",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Cancer",
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "MMSE",
          "type": "BEHAVIORAL"
        },
        {
          "name": "QOL via FACT-Br",
          "type": "BEHAVIORAL"
        },
        {
          "name": "MRI",
          "type": "PROCEDURE"
        },
        {
          "name": "Post-operative SRS",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2008-08",
      "completion_date": "2009-06",
      "has_results": true,
      "last_update_posted_date": "2019-02-26",
      "last_synced_at": "2026-10-31T14:13:35.868Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00814463"
    },
    {
      "nct_id": "NCT05438212",
      "title": "Comparing the Addition of Radiation Either Before or After Surgery for Patients With Brain Metastases",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Metastatic Malignant Neoplasm in the Brain"
      ],
      "interventions": [
        {
          "name": "Brain Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Stereotactic Radiosurgery",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "NRG Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 237,
      "start_date": "2022-10-24",
      "completion_date": "2032-03-16",
      "has_results": false,
      "last_update_posted_date": "2026-09-10",
      "last_synced_at": "2026-10-31T14:13:35.868Z",
      "location_count": 208,
      "location_summary": "Phoenix, Arizona • Tucson, Arizona • Anaheim, California + 154 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Auburn",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05438212"
    },
    {
      "nct_id": "NCT01345539",
      "title": "Radiosurgery for Patients With Oligometastatic Disease at Initial Presentation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Oligometastatic Disease"
      ],
      "interventions": [
        {
          "name": "Stereotactic Radiosurgery (SRS)",
          "type": "RADIATION"
        },
        {
          "name": "Chemotherapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG"
      ],
      "sponsor": "Steven Burton",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2013-06-07",
      "completion_date": "2022-10-20",
      "has_results": true,
      "last_update_posted_date": "2023-10-11",
      "last_synced_at": "2026-10-31T14:13:35.868Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01345539"
    },
    {
      "nct_id": "NCT00179907",
      "title": "A Phase I/II Study of the Photon Radiosurgery System",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Brain Tumor, Recurrent",
        "Glioblastoma Multiforme"
      ],
      "interventions": [
        {
          "name": "Photon Radiosurgery System (Intrabeam)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Ann & Robert H Lurie Children's Hospital of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "32 Years",
        "sex": "ALL",
        "summary": "2 Years to 32 Years"
      },
      "enrollment_count": 35,
      "start_date": "2001-05",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2015-03-02",
      "last_synced_at": "2026-10-31T14:13:35.868Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00179907"
    },
    {
      "nct_id": "NCT07767981",
      "title": "Microbiome Determinants of Adverse Effects of Stereotactic Radiosurgery",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Adverse Radiation Effects",
        "Radiation Necrosis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2025-08-05",
      "completion_date": "2028-09-05",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-10-31T14:13:35.868Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07767981"
    },
    {
      "nct_id": "NCT01644591",
      "title": "Stereotactic Radiosurgery in Treating Patients With Greater Than 3 Melanoma Brain Metastases",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Clinical Stage IV Cutaneous Melanoma AJCC v8",
        "Metastatic Malignant Neoplasm in the Brain",
        "Metastatic Melanoma",
        "Pathologic Stage IV Cutaneous Melanoma AJCC v8"
      ],
      "interventions": [
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Stereotactic Radiosurgery",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "OTHER",
        "RADIATION"
      ],
      "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": 49,
      "start_date": "2012-08-02",
      "completion_date": "2028-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-20",
      "last_synced_at": "2026-10-31T14:13:35.868Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01644591"
    },
    {
      "nct_id": "NCT03819985",
      "title": "Shorter Course, Hypofractionated Pre-Surgery Radiation Therapy in Treating Patients With Localized, Resectable Soft Tissue Sarcoma of the Extremity of Superficial Trunk",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Resectable Soft Tissue Sarcoma",
        "Stage I Soft Tissue Sarcoma of the Trunk and Extremities AJCC v8",
        "Stage IA Soft Tissue Sarcoma of the Trunk and Extremities AJCC v8",
        "Stage IB Soft Tissue Sarcoma of the Trunk and Extremities AJCC v8",
        "Stage II Soft Tissue Sarcoma of the Trunk and Extremities AJCC v8",
        "Stage III Soft Tissue Sarcoma of the Trunk and Extremities AJCC v8",
        "Stage IIIA Soft Tissue Sarcoma of the Trunk and Extremities AJCC v8",
        "Stage IIIB Soft Tissue Sarcoma of the Trunk and Extremities AJCC v8"
      ],
      "interventions": [
        {
          "name": "Hypofractionated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "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": 122,
      "start_date": "2018-12-17",
      "completion_date": "2027-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-14",
      "last_synced_at": "2026-10-31T14:13:35.868Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03819985"
    },
    {
      "nct_id": "NCT01705548",
      "title": "Hypofractionated Stereotactic Radiosurgery in Treating Patients With Large Brain Metastasis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Metastatic Malignant Neoplasm to Brain",
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "Hypofractionated Radiosurgery",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "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": 24,
      "start_date": "2012-09-24",
      "completion_date": "2023-09-18",
      "has_results": true,
      "last_update_posted_date": "2026-05-07",
      "last_synced_at": "2026-10-31T14:13:35.868Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01705548"
    },
    {
      "nct_id": "NCT01079832",
      "title": "Stereotactic Radiosurgery Using CyberKnife in Treating Women With Advanced or Recurrent Gynecological Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Fallopian Tube Cancer",
        "Ovarian Sarcoma",
        "Ovarian Stromal Cancer",
        "Recurrent Cervical Cancer",
        "Recurrent Endometrial Carcinoma",
        "Recurrent Ovarian Epithelial Cancer",
        "Recurrent Ovarian Germ Cell Tumor",
        "Recurrent Uterine Sarcoma",
        "Recurrent Vaginal Cancer",
        "Recurrent Vulvar Cancer",
        "Stage III Cervical Cancer",
        "Stage III Endometrial Carcinoma",
        "Stage III Ovarian Epithelial Cancer",
        "Stage III Ovarian Germ Cell Tumor",
        "Stage III Uterine Sarcoma",
        "Stage III Vaginal Cancer",
        "Stage III Vulvar Cancer",
        "Stage IV Endometrial Carcinoma",
        "Stage IV Ovarian Epithelial Cancer",
        "Stage IV Ovarian Germ Cell Tumor",
        "Stage IV Uterine Sarcoma",
        "Stage IV Vulvar Cancer",
        "Stage IVA Cervical Cancer",
        "Stage IVA Vaginal Cancer",
        "Stage IVB Cervical Cancer",
        "Stage IVB Vaginal Cancer"
      ],
      "interventions": [
        {
          "name": "stereotactic radiosurgery",
          "type": "RADIATION"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "PROCEDURE"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "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": 50,
      "start_date": "2009-05",
      "completion_date": "2012-05",
      "has_results": true,
      "last_update_posted_date": "2013-11-28",
      "last_synced_at": "2026-10-31T14:13:35.868Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01079832"
    }
  ]
}