deltatrials
Unknown NA INTERVENTIONAL 2-arm NCT03942380

Cell-free Tumor DNA in Head and Neck Cancer Patients

Cell-free Tumor DNAand HPV-DNA in Blood Samples From Newly Diagnosed Patients With Head and Neck Cancer

Sponsor: Christian von Buchwald

Conditions Head and Neck Cancer Head and Neck Neoplasms Head and Neck Squamous Cell Carcinoma Hypopharynx Cancer Hypopharynx Carcinoma Hypopharynx Neoplasm Larynx Cancer Larynx Carcinoma Larynx Neoplasm Nasopharyngeal Cancer Nasopharyngeal Carcinoma Nasopharynx Neoplasm Oral Cancer Oral Cavity Cancer Oral Neoplasm Oropharynx Cancer Oropharynx Carcinoma Oropharynx Neoplasm Salivary Gland Cancer Salivary Gland Carcinoma Salivary Gland Neoplasms Sinonasal Cancer Sinonasal Carcinoma Sinonasal Neoplasm Thyroid Cancer Thyroid Carcinoma Thyroid Neoplasms
Interventions Liquid biopsy
Updated 7 times since 2019 Last updated: Sep 14, 2021 Started: Feb 1, 2017 Primary completion: Feb 1, 2025 Completion: Feb 1, 2025
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT03942380, this NA trial focuses on Head and Neck Cancer and Head and Neck Neoplasms and remains ongoing. Sponsored by Christian von Buchwald, it has been updated 7 times since 2017, reflecting limited change activity. This study contributes to the evolving evidence base for cancer treatment protocols.

Status Flow

~Jun 2019 – ~Jan 2021 · 19 months · monthly snapshotRecruiting~Jan 2021 – ~Apr 2021 · 3 months · monthly snapshotRecruiting~Apr 2021 – ~Oct 2021 · 6 months · monthly snapshotRecruiting~Oct 2021 – ~Jul 2024 · 33 months · monthly snapshotRecruiting~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotRecruiting~Sep 2024 – ~Mar 2025 · 6 months · monthly snapshotRecruiting~Mar 2025 – present · 16 months · monthly snapshotUnknown

Change History

7 versions recorded

  1. Mar 2025 — Present [monthly]

    Unknown NA

    Status: Recruiting → Unknown

  2. Sep 2024 — Mar 2025 [monthly]

    Recruiting NA

  3. Jul 2024 — Sep 2024 [monthly]

    Recruiting NA

  4. Oct 2021 — Jul 2024 [monthly]

    Recruiting NA

  5. Apr 2021 — Oct 2021 [monthly]

    Recruiting NA

▶ Show 2 earlier versions

  1. Jan 2021 — Apr 2021 [monthly]

    Recruiting NA

  2. Jun 2019 — Jan 2021 [monthly]

    Recruiting NA

    First recorded

Feb 2017

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Christian von Buchwald
  • Copenhagen University Hospital, Denmark
  • Department of Otorhinolaryngology, Head and Neck Surgery and Audiology
Data source: Rigshospitalet, Denmark

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations