Medico-Economic Comparison of Four Strategies of Radioiodine Ablation in Thyroid Carcinoma Patients

NCT ID: NCT00435851

Last Updated: 2007-02-19

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

PHASE3

Total Enrollment

950 participants

Study Classification

INTERVENTIONAL

Study Start Date

2007-02-28

Brief Summary

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In France, 3,700 new cases of thyroid cancer are diagnosed each year. Differentiated thyroid carcinoma represents more than 90% of all thyroid cancers; and has a 10-year survival of 90-95% of patients. This favorable prognosis is the result of an effective primary therapy, which consists of a total thyroidectomy that is followed by radio-iodine ablation with 3,7GBq (100mCi) in case of significant risk of persistent disease. Few centers investigated the possibility to administer lower doses of 131I (1GBq, 30 mCi), in order to limit the potential long-term adverse complications for patients and to respond to radioprotection rules for family members and medical staff.

Radio-iodine ablation requires TSH stimulation, which was historically achieved by thyroid hormone withdrawal for 3 to 5 weeks. During this period, patients suffered from symptoms of hypothyroidism. The recombinant human TSH (rhTSH, Thyrogen®, Genzyme Therapeutics, Cambridge, USA) was approved in Europe in 2005 as an alternative stimulation procedure to withdrawal during ablation. It allows patients to remain euthyroid on thyroid hormone therapy (that needs not to be withdrawn). However, this a costly drug (800 € per patient), whose economic efficiency needs to be checked.

Detailed Description

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This is a multicentric, randomized, controlled, open-label phase III clinical trial involving 26 French centers. It aims at comparing four strategies of management of postoperative radioiodine ablation, each strategy combining a method of TSH stimulation (thyroid hormone withdrawal or rhTSH (Thyrogen®, Genzyme)) and an activity of 131I (low-dose (1GBq, 30 mCi) or high-dose (3,7GBq, 100 mCi)).

Conditions

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Thyroid Cancer

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

FACTORIAL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Interventions

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Thyrogen, thyroid hormone withdrawal, iode 131

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* 18 year or older
* Newly diagnosed differentiated papillary or follicular thyroid carcinoma who underwent total thyroidectomy between 30 and 60 days before randomization and treated by LT4 for at least one month.
* Patients are all staged pT1\<1cm N1 or pT1\>1cm N0 N1 Nx or pT2 N0
* The performance status is 0 or 1.
* All patients will provide written consent to participate.

Exclusion Criteria

* partial thyroidectomy
* patients treated by LT4 less than one month
* time from thyroidectomy superior to 60 days at randomization
* patients with Hurtle cancer or aggressive histology
* Patients staged pT1\<1cm N0 or T2 N1 or T3 or T4 or M1
* patients for which the use of rhTSH is required for medical reasons
* patients with major concurrent medical disorder (cardiac, renal, liver, respiratory)
* patients with other malignancies (exception for in situ cervix uterine cancer, baso cellular skin cancer or breast cancer in remission for at least 2 years)
* patients with recent history of drugs affecting thyroid function, including iodine containing medications or radiocontrast agents
* patients with recent history of 131I whole body scan
* pregant women or breast-feeding
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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National Cancer Institute, France

OTHER_GOV

Sponsor Role collaborator

Gustave Roussy, Cancer Campus, Grand Paris

OTHER

Sponsor Role lead

Principal Investigators

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Martin SCHLUMBERGER, PhD

Role: PRINCIPAL_INVESTIGATOR

Gustave Roussy, Cancer Campus, Grand Paris

Locations

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Institut Gustave Roussy

Villejuif, , France

Site Status

Countries

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France

Central Contacts

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Martin SHCLUMBERGER, PhD

Role: CONTACT

00 33 014-211-6095

Facility Contacts

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Martin SCHLUMBERGER, PhD

Role: primary

00 33 014-211-6095

References

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Schlumberger M, Leboulleux S, Catargi B, Deandreis D, Zerdoud S, Bardet S, Rusu D, Godbert Y, Buffet C, Schvartz C, Vera P, Morel O, Benisvy D, Bournaud C, Toubert ME, Kelly A, Benhamou E, Borget I. Outcome after ablation in patients with low-risk thyroid cancer (ESTIMABL1): 5-year follow-up results of a randomised, phase 3, equivalence trial. Lancet Diabetes Endocrinol. 2018 Aug;6(8):618-626. doi: 10.1016/S2213-8587(18)30113-X. Epub 2018 May 26.

Reference Type DERIVED
PMID: 29807824 (View on PubMed)

Schlumberger M, Catargi B, Borget I, Deandreis D, Zerdoud S, Bridji B, Bardet S, Leenhardt L, Bastie D, Schvartz C, Vera P, Morel O, Benisvy D, Bournaud C, Bonichon F, Dejax C, Toubert ME, Leboulleux S, Ricard M, Benhamou E; Tumeurs de la Thyroide Refractaires Network for the Essai Stimulation Ablation Equivalence Trial. Strategies of radioiodine ablation in patients with low-risk thyroid cancer. N Engl J Med. 2012 May 3;366(18):1663-73. doi: 10.1056/NEJMoa1108586.

Reference Type DERIVED
PMID: 22551127 (View on PubMed)

Other Identifiers

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CSET 1216

Identifier Type: -

Identifier Source: secondary_id

Estimabl

Identifier Type: -

Identifier Source: org_study_id

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