{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Germ+Cell+Neoplasm+of+Retroperitoneum",
    "query": {
      "condition": "Germ Cell Neoplasm of Retroperitoneum"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T11:50:46.027Z",
  "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": "NCT01277744",
      "title": "Pilot Study of Hyperthermic Peritoneal Perfusion (HIPEC) for Adolescent and Young Adults With Desmoplastic Small Round Cell Tumor",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Advanced Cancers",
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "Hyperthermic Peritoneal Perfusion (HIPEC)",
          "type": "PROCEDURE"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "1 Year and older"
      },
      "enrollment_count": 22,
      "start_date": "2011-05-09",
      "completion_date": "2018-02-16",
      "has_results": true,
      "last_update_posted_date": "2020-01-13",
      "last_synced_at": "2026-06-10T11:50:46.027Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01277744"
    },
    {
      "nct_id": "NCT02537548",
      "title": "Retroperitoneal Lymph Node Dissection in Treating Patients With Testicular Seminoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lymphadenopathy",
        "Stage I Testicular Seminoma",
        "Stage II Testicular Seminoma"
      ],
      "interventions": [
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Retroperitoneal Lymph Node Dissection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "16 Years and older · Male only"
      },
      "enrollment_count": 55,
      "start_date": "2015-08-28",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-09",
      "last_synced_at": "2026-06-10T11:50:46.027Z",
      "location_count": 14,
      "location_summary": "Loma Linda, California • Los Angeles, California • San Francisco, California + 11 more",
      "locations": [
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02537548"
    },
    {
      "nct_id": "NCT00436657",
      "title": "Continuous Hyperthermic Peritoneal Perfusion (CHPP) With Cisplatin for Children With Peritoneal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Peritoneal Neoplasms",
        "Retroperitoneal Neoplasms",
        "Gastrointestinal Neoplasms",
        "Adenocarcinoma",
        "Neuroblastoma",
        "Ovarian Neoplasms",
        "Sarcoma",
        "Adrenocortical Carcinoma",
        "Wilms Tumor",
        "Rhabdomyosarcoma",
        "Desmoplastic Small Round Cell Tumor"
      ],
      "interventions": [
        {
          "name": "CHPP of Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Abdominal Surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "3 Years to 18 Years"
      },
      "enrollment_count": 10,
      "start_date": "2007-02",
      "completion_date": "2011-04",
      "has_results": false,
      "last_update_posted_date": "2012-04-02",
      "last_synced_at": "2026-06-10T11:50:46.027Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00436657"
    },
    {
      "nct_id": "NCT03426865",
      "title": "Role of Axumin PET Scan in Germ Cell Tumor",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Testis Cancer",
        "Germ Cell Tumor",
        "Testicular Cancer",
        "Germ Cell Tumor of Testis",
        "Germ Cell Tumor, Testicular, Childhood",
        "Testicular Neoplasms",
        "Testicular Germ Cell Tumor",
        "Testicular Yolk Sac Tumor",
        "Testicular Choriocarcinoma",
        "Testicular Diseases",
        "Germ Cell Cancer Metastatic",
        "Germ Cell Neoplasm of Retroperitoneum",
        "Germ Cell Cancer, Nos"
      ],
      "interventions": [
        {
          "name": "Axumin PET scan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "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": 10,
      "start_date": "2018-03-01",
      "completion_date": "2023-06-01",
      "has_results": false,
      "last_update_posted_date": "2025-08-11",
      "last_synced_at": "2026-06-10T11:50:46.027Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03426865"
    }
  ]
}