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This study is a phase I/II dose escalation trial designed to test the feasibility of delivering IMRT to thyroid, larynx and hypopharynx cancer patients, and to assess the safety and possible improvement in outcome when the dose is increased.
This protocol is in fact two studies running in parallel: thyroid cancer patients and larynx/ hypopharynx cancer patients. These two groups of patients are being treated differently and will be analysed separately.
The primary objective of this Phase I sequential cohort study was to determine the feasibility of delivering modest acceleration and dose-escalated IMRT in locally advanced high-risk thyroid cancers. We report the incidence and prevalence of acute toxicities of 2 dose fractionation regimens.
DL1: primary site 58.8 Gy in 28 daily fractions and nodal levels 50 Gy in 28 daily fractions
DL2: primary 66.6 Gy in 30 daily fractions and post operative nodal levels 60 Gy in 30 daily fractions and elective nodal levels 54 Gy in 30 daily fractions
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Dose-escalated radiotherapy level 1 | Experimental |
| |
| Sequential dose-escalated radiotherapy level 2 | Experimental |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Dose-escalated radiotherapy level 1 | Radiation |
| ||
| Sequential dose-escalated radiotherapy level 2 |
| Measure | Description | Time Frame |
|---|---|---|
| The primary endpoint is the number of patients with grade 3 or 4 complication at 12 months after treatment. | 12 months after radiotherapy |
| Measure | Description | Time Frame |
|---|---|---|
| Acute toxicity | Up to 3 months after radiotheapy | |
| Late toxicity | Up to 60 months after radiotherapy | |
| Local control |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Chris M Nutting, PhD | Royal Marsden NHS Foundation Trust | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Royal Marsden Hospital | London | SW3 6JJ | United Kingdom |
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| Radiation |
|
| Up to 60 months after radiotherapy |
| Loco-regional control | Up to 60 months after radiotherapy |
| Loco-regional disease free survival (disease free thyroid bed, neck and superior mediastinum) | Up to 60 months after radiotherapy |
| Disease free survival | Up to 60 months after radiotherapy |
| Overall Survival | Up to 60 months after radiotherapy |