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CompletedNCT02824016EPITHERMUpdated Aug 31, 2021

Evaluation of Hypothyroidism Incidence After Breast Cancer Supraclavicular Irradiation

An interventional study of biological sample and supraclavicular irradiation in Irradiation; Adverse Effect and Irradiation Hypothyroidism, sponsored by Institut Jean-Godinot. Completed at 3 sites in France. Open to female participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2021-08-31.

Sponsored by Institut Jean-Godinot · Not applicable, Interventional, and Other

Phase
Not applicable
Study type
Interventional
Enrollment
500
Allocation
Non-randomized
Ages
18 Years and older
Sex
Female
01

Study summary

Prospective, multicentric, comparative, non randomised, in current care.

Primary objective:

  • To evaluate the incidence of hypothyroidism in breast cancer patients treated by radiotherapy including the supra-clavicular area over a period of 5 years (60 months).

Secondary objectives :

  • To calculate the dose of irradiation received by thyroid gland during the treatment.
  • To compare the rate of incidence of hypothyroidism in women who received a supra-clavicular irradiation (group 1)and in those who did not (group 2).
  • To estimate and compare the rate of incidence of chronic thyroid lesions in the 2 groups.
  • To look for predictive factors of hypothyroidism de novo in group 1 women particularly regarding the dose-volume parameters.
  • To propose recommendations for the thyroid follow-up after supra-clavicular irradiation.
Read the detailed description

Prospective, multicentric, comparative, non randomised, in current care study

2 patient groups, non randomised, according to the necessity or not to perform a supra-clavicular irradiation:

  • Group 1 : patients receiving a supra-clavicular irradiation
  • Group 2 : patients not receiving a supra-clavicular irradiation.

Schedule

Projected inclusion duration of 18 months (duration to possibly adapt in order to obtain the number of required patients)

Intermediate study of the results in 30 months

Duration of follow-up of 60 months

02

Conditions studied

  • Irradiation; Adverse Effect
  • Irradiation Hypothyroidism

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03

In context

Hypothyroidism

217 studies on the registry are indexed under Hypothyroidism; 50 are open to participants now.

This study's enrollment of 500 is above the median of 70 across 109 interventional studies indexed under Hypothyroidism.

Browse Hypothyroidism studies →

Lead sponsor

Institut Jean-Godinot is the lead sponsor of 9 studies on the registry; 4 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
Female
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Women older than 18
  • Non breast cancer, histologically proved, whatever T and N stages and receptors status.
  • Breast cancer treated by surgery (either initial treatment then biotherapies and/or chemotherapy, either secondarily after biotherapies and/or neoadjuvant chemotherapy, either without chemotherapy and/or biotherapies)
  • Breast cancer requiring an adjuvant radiotherapy
  • Treatment by radiotherapy made in participating centers
  • Information of patient and signature of the .

Exclusion criteria

Exclusion Criteria:

  • Pre-existent dysthyroidism revealed before radiotherapy or at inclusion checkup (THS lower or superior to the standard of the laboratory, whatever the rate of free T4)
  • History of thyroid surgery
  • Bilateral breast cancer
  • History of cervical and/or supra-clavicular radiotherapy
  • Lack of social security insurance
  • Subjects deprived of free behavior or under administrative control
Terms in these criteria, in plain language(3)

Underlined terms in the criteria open these too. Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.

Metastases

Cancer that has spread from where it began to other parts of the body. “Metastatic” cancer is cancer that has spread this way.

Adjuvant and neoadjuvant

Neoadjuvant treatment is given before the main treatment (usually surgery), often to shrink a tumour. Adjuvant treatment is given after it, to lower the chance of the cancer coming back.

Informed consent

Before you join, the study team explains what taking part involves — its purpose, what happens, the risks and possible benefits — and answers your questions, so you can decide freely. Consent is usually recorded on a form (the informed consent form, ICF) signed by you or, where the law allows, by someone legally authorised to decide for you.

You can keep asking questions during the study, you are told of new information that matters, and you can choose to leave at any time.

05

Study design

Phase
Not applicable
Primary purpose
Other
Allocation
Non-randomized
Intervention model
Factorial assignment
Masking
None (open label)
Enrollment
500 participants (actual)

Study arms

  • Active comparator
    with supraclavicular irradiation

    Patients received supraclavicular irradiation according to local policies. Biological samples were obtained in order to evaluate hypothyroidism during the follow-up period

    Biological: biological sample · Radiation: supraclavicular irradiation

  • Active comparator
    without supraclavicular irradiation

    Patients did not receive supraclavicular irradiation according to local policies. Biological samples were obtained in order to evaluate hypothyroidism during the follow-up period

    Biological: biological sample

Interventions

  • Biologicalbiological sample

    T4, thyrotropic-stimulating hormone (TSH) and Thyroglobulin antibody were systematically measured

  • Radiationsupraclavicular irradiation

    Irradiation of the homolateral supraclavicular area delivering 46 Gy in 23 fractions

06

What researchers measure

Primary outcomes

  1. Number of patients with treatment-related adverse effects on thyroid function as assessed by CTCAE v4.0

    Time frame: Outcome measures will be assessed every 6 months up to 5 years.

07

Study locations

3 sites
  • Institut Jean Godinot
    Reims, 51100, France
  • Centre Paul Strauss
    Strasbourg, 67000, France
  • Institut de Cancerologie de Lorraine
    Vandoeuvre-les-nancy, 54519, France
08

References and documents

Individual participant data

Plan to share: Undecided

No publications or documents are linked to this record.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Aug 31, 2021, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT02824016
Lead sponsor
Institut Jean-Godinot
Responsible party
Tan Dat NGUYEN (Professor, Institut Jean-Godinot) — Principal investigator
First posted
Jul 6, 2016
Start date
Feb 2013
Primary completion
Jul 2015
Completion
Jul 2020
Last update
Aug 31, 2021

Study contacts

Yacine MERROUCHE, MD
study director · Institut Jean-Godinot

Oversight

Data monitoring committee
Yes
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Aug 2021. You cannot join it, but the record below documents what was studied.

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