Evaluating the use of circulating tumor DNA in gastroesophageal cancer

Clinical Utility of Circulating Tumor DNA in Gastro-Esophageal Cancer

Observational Rigshospitalet, Denmark · NCT04576858

This study is testing if measuring circulating tumor DNA can help doctors understand how gastroesophageal cancer is progressing and how well different treatments are working for patients.

Quick facts

Study typeObservational
Enrollment1950 (estimated)
Ages18 Years and up
SexAll
SponsorRigshospitalet, Denmark Academic / other
Drugs / interventionschemotherapy
Locations1 site (Copenhagen)
Trial IDNCT04576858 on ClinicalTrials.gov

What this trial studies

This observational study aims to assess the clinical utility of circulating tumor DNA (ctDNA) in patients with gastroesophageal cancer across five different treatment cohorts. These cohorts include patients undergoing surgical resection with chemotherapy, neoadjuvant chemoradiotherapy, definitive chemoradiotherapy, systemic therapy, and palliative treatment. The study will focus on evaluating treatment effects as well as predictive and prognostic factors associated with ctDNA in plasma. By analyzing ctDNA, the study seeks to enhance understanding of cancer progression and treatment response in this patient population.

Who should consider this trial

Good fit: Ideal candidates for this study are adults aged 18 years or older diagnosed with gastroesophageal cancer.

Not a fit: Patients who are unable to provide informed consent or do not have gastroesophageal cancer will not benefit from this study.

Why it matters

Potential benefit: If successful, this study could provide valuable insights into the effectiveness of treatments for gastroesophageal cancer and improve patient outcomes through personalized medicine.

How similar studies have performed: Other studies have shown promise in using circulating tumor DNA for monitoring cancer treatment, suggesting that this approach may be beneficial.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

Gastroesophageal cancer Age 18 years or older Able to understand and sign written informed consent

Exclusion Criteria:

Patients not providing informed consent

Where this trial is running

Copenhagen

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Esophageal CancerGastric CancerCirculating Tumor DNA
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.