Clinical trial Recruiting at 1 site Phase 3 Interventional Ages 18 to 75

Comparing surgery and radiation for early-stage esophageal cancer

Official title: Adjuvant Esophagectomy Versus Chemoradiation for Patients With Clinical Stage N0 and Pathological Stage T1b (After Endoscopic Submucosal Dissection, ESD) Esophageal Squamous Cell Carcinoma (Ad-ESD Trial): a Multicentric, Open Label, Randomized Trial

Run by Shanghai Chest Hospital · NCT04135664 · Data updated 2026-11-12

This study is testing whether surgery or radiation works better for people with early-stage esophageal cancer to help them live longer and have a better quality of life.

Quick facts

PhasePhase 3
Study typeInterventional
Ages18 Years to 75 Years
SexAll
Enrollment176 (estimated)
SponsorShanghai Chest Hospital
Academic / other
Locations6 sites (Nanchang, Jiangxi and 5 other locations)
StatusRecruiting
StartedSeptember 1, 2019
Main results expectedDecember 1, 2027
Study endsDecember 1, 2027
Registry record updatedOctober 22, 2019
Trial IDNCT04135664 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are adults aged 18-75 with biopsy-proven esophageal squamous cell carcinoma at clinical N0 and pathological T1b stages.

Probably not a fit

Patients with prior treatments for esophageal cancer or other primary tumors, distant metastasis, or those unable to understand informed consent may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This phase III trial aims to compare the effectiveness of esophagectomy versus chemoradiation in patients with clinical stage N0 and pathological stage T1b esophageal squamous cell carcinoma following endoscopic submucosal dissection. It is a multi-center, randomized trial that includes two treatment arms: one receiving esophagectomy and the other receiving chemoradiation. Additionally, there is a registry arm for patients and surgeons who prefer not to be randomized. The primary goal is to assess the 5-year overall survival rate between the two treatment options, while secondary outcomes include quality of life and relapse-free survival rates.

Why it matters

Potential benefit: If successful, this trial could provide a less invasive treatment option with improved quality of life for patients with early-stage esophageal cancer.

How similar studies have gone: Previous studies have indicated promising outcomes for chemoradiation in similar patient populations, but this specific comparison in a phase III setting is novel.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Biopsy proven with esophageal squamous cell cancer.
* Clinical N0 stage diagnosed by imaging examinations.
* Pathological T1b stage confirmed by endoscopic submucosal dissection.
* Age: 18-75.
* Tumor located at the thorax.
* Performance status Eastern Cooperative Oncology Group (ECOG) performance status 0-1.
* Written informed consent.

Exclusion Criteria:

* Prior intervention treatment before endoscopic submucosal resection.
* Inability to accept any treatment component.
* Prior intervention (surgery, chemoradiation, et al.) for other primary tumor disease.
* Distant metastasis.
* The circumference of the lumen over 3/4
* Main tumor size \> 5cm assessed by endoscopy
* Inability to understand the informed consent.

Where it's running

  • Shanghai Chest Hospital, Shanghai Jiao Tong University
    Shanghai, China
    Recruiting
  • The First Affiliated Hospital of Nanchang University
    Nanchang, Jiangxi, China
    Active not recruiting
  • Changhai Hospital, The Second Military Medical University
    Shanghai, China
    Active not recruiting
  • Ruijin Hospital, Shanghai Jiao Tong University, School of Medicine
    Shanghai, China
    Active not recruiting
  • Zhongshan Hospital, Fudan University
    Shanghai, China
    Active not recruiting
  • Tianjin Medical University Cancer Institute and Hospital
    Tianjin, China
    Active not recruiting

Study contacts

  • Principal investigator: Zhigang Li, MD, PhD — Shanghai Chest Hospital of Shanghai Jiao Tong University
  • Study coordinator: Zhigang Li, MD
  • Email: dr_lizhigang@163.com
  • Phone: 18960619260

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 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.