Radiotherapy Approach for Poorly Differentiated Early Glottic Cancer
Official title: Role of Radiotherapy in T1-T2N0M0 Glottic Carcinoma With Poor Differentiation: A Prospective Multicenter Phase II Clinical Trial
Run by Second Affiliated Hospital, Zhejiang University, School of Medicine · NCT07781098 · Data updated 2026-11-12
This trial tests whether definitive radiotherapy or postoperative radiotherapy can improve local control for adults with poorly differentiated early-stage glottic squamous cell carcinoma.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 38 (estimated) |
| Sponsor | Second Affiliated Hospital, Zhejiang University, School of Medicine Academic / other |
| Drugs / interventions | chemotherapy |
| Locations | 1 site (Hangzhou, Zhejiang) |
| Status | Recruiting |
| Started | September 16, 2026 |
| Main results expected | December 31, 2030 |
| Study ends | December 31, 2031 |
| Registry record updated | August 24, 2026 |
| Trial ID | NCT07781098 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults (≥18) with histologically confirmed poorly differentiated T1–T2N0M0 glottic squamous cell carcinoma who are eligible for curative-intent radiotherapy or postoperative radiotherapy after surgery.
✕Probably not a fit
Patients with better-differentiated tumors, higher-stage disease, prior head and neck irradiation, or contraindications to radiotherapy may derive little to no benefit.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This multicenter, prospective, single-arm phase II study assesses intensity-modulated radiotherapy (IMRT) as a curative treatment for adults with T1–T2N0M0 glottic squamous cell carcinoma with poor differentiation. Eligible patients may receive IMRT as definitive therapy or as postoperative radiotherapy after surgery, aiming to improve local control compared with historical expectations for poorly differentiated tumors. The study excludes patients with higher differentiation, prior chemoradiotherapy, or other active cancers, and requires good performance status (ECOG 0–1). Enrollment centers on the Second Affiliated Hospital of Zhejiang University School of Medicine in Hangzhou, China, with a focus on standardized radiotherapy delivery and close follow-up to assess outcomes. The trial is designed as multicenter in design but currently lists a single participating institution, reflecting its early scope.
Why it matters
Potential benefit: If successful, patients with poorly differentiated early glottic cancer could achieve better tumor control and potentially improved voice outcomes.
How similar studies have gone: Previous retrospective data have suggested radiotherapy approaches may offer better local control than surgery alone in poorly differentiated cases, but prospective multicenter data are lacking.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: 1. Age ≥18 years, any gender 2. Histologically proven glottic squamous cell carcinoma 3. T1 T2N0M0 glottic laryngeal carcinoma with poor differentiation (moderate poor differentiation counted as poor differentiation) 4. Subjects undergoing curative intent surgery must be enrolled 4 8 weeks after operation. 5. No prior chemoradiotherapy or antineoplastic therapy 6. ECOG PS 0 1 7. Written informed consent provided Exclusion Criteria: 1. Moderately or well differentiated tumours 2. Prior chemotherapy or other antineoplastic agents 3. Prior head and neck irradiation 4. Previous participation in another clinical trial 5. Severe allergic history including contrast media allergy 6. Pregnancy or lactation 7. Uncontrolled acute infection 8. Drug/substance abuse, chronic heavy drinking, HIV infection 9. Uncontrolled concomitant malignant disease
Where it's running
-
Second Affiliated Hospital Of Zhejiang University School of Medicine
Hangzhou, Zhejiang, China Recruiting
Study contacts
- Study coordinator: Dongjun Dai, Doctor
- Email: daidongjunmed@zju.edu.cn
- Phone: 86-0571-86992821
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.