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Thyroid Associated OphthalmopathyPhase 4ORGONCT03098225

A Trial to Evaluate the Efficacy of Orbital Radiotherapy in Graves' Orbitopathy

A Phase 4 study testing Orbital radiotherapy and Methylprednisolone in people with Thyroid Associated Ophthalmopathy, run by University of Pisa.

Not yet recruiting

Opening soon. The study is approved but enrolment has not started yet. Sites may already take enquiries.

Sites and contacts
Official record
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Trial summary

Graves' orbitopathy (GO) is a disfiguring and disabling disease that profoundly impairs the quality of life of affected patients. High dose intravenous (iv) glucocorticoids (GC) (ivGC) is a well established, widely used treatment for active GO. Read more about this study

Who is it for?
Ages 35 to 75 years
Conditions the study is for
Thyroid Associated Ophthalmopathy
What is being tested?
Orbital radiotherapy and Methylprednisolone
Could I receive a placebo?
No, everyone receives an active treatment
How many people
120 participants
Where
No sites listed yet
Study dates
1 Jan 2024to 31 Mar 2027
Phase
Phase 4
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 35 to 75 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • A diagnosis of Graves' disease based on the presence of hyperthyroidism (either untreated or treated with antithyroid drugs) associated with detectable anti-TSH receptor autoantibodies
  • No major treatments for hyperthyroidism (thyroidectomy or radioiodine) in the last 3 months
  • Euthyroidism on anti-thyroid medications or L'thyroxine (LT4) since at least 2 months
  • GO symptoms lasting since no more than one year
  • Active GO: CAS ≥ 3 out of 7 (worst eye)
  • Moderate or moderately severe GO: at least one of the following signs (worst eye):
Show all 15Show fewer
  • Exophthalmos ≥ 22 mm
  • Eye muscle involvement with mono-ocular ductions in any direction of gaze of less than 30° or evident dismotility
  • Diplopia according to Gorman score of grades a-c
  • No corticosteroids or immunosuppressive treatment for GO in the last 3 months
  • No contraindication to OR: diabetes, hypertension, retinopathy of any type, glaucoma
  • Male and female patients of age: 35-75 years
  • Effective method of contraception during the whole trial and at least six weeks after last intake of trial drugs (only female of reproducing age)
  • No mental illness that prevent patients from comprehensive, written informed consent
  • Compliant patient, regular follow-up possible

Who cannot join

  • Absence of Graves' hyperthyroidism (present or past)
  • Thyroidectomy or radioiodine in the last 3 months
  • Uncontrolled hyperthyroidism or hypothyroidism
  • GO symptoms lasting since more than one year
  • CAS <3 (worst eye)
  • Optic neuropathy
Show all 14Show fewer
  • Contraindications to OR (diabetes, retinopathy of any kind)
  • Pregnancy, breast-feeding women
  • No informed consent
  • Acute or chronic liver disease
  • Relevant Malignancy
  • Chronic renal failure or other diseases of any relevance to prevent steroid treatment 13) Corticosteroids or other immunosuppressive agents within last 3 months
  • Recent (≤1 year) history of alcoholism or drug abuse
  • Previous orbital disease other than GO, eye injuries or surgery

Trial locations and contacts

No sites are listed yet. Contact the study team or a site near you to ask about taking part.

About this study

Official title: A Phase IV, Randomized, Multi-center Clinical Trial to Compare the Efficacy of Orbital Radiotherapy in Association With Intravenous Glucocorticoids vs Intravenous Glucocorticoids Alone for Moderately Severe and Active Graves' Orbitopathy

Graves' orbitopathy (GO) is a disfiguring and disabling disease that profoundly impairs the quality of life of affected patients. High dose intravenous (iv) glucocorticoids (GC) (ivGC) is a well established, widely used treatment for active GO. The use of systemic glucocorticoids takes advantage from their immune suppressive and antiinflammatory actions, resulting in an overall beneficial effect ranging from ~35 to ~60% of patients in various studies. The intravenous route of administration has been shown to be superior to the oral route, both in terms of GO outcome and side effect profile. The combination of ivGC and orbital radiotherapy (OR) is used routinely in patients with moderate-severe, active GO, as a second-line treatment, as also recommended in the recent Guidelines published by the European Thyroid Association/European Group on Graves' Orbitopathy. Thus, the majority of studies have shown that OR increases the response rate to GC. Those studies were performed using oral GC, whereas it is not known whether OR potentiate also the effects of ivGC.

The present study is aimed at determining whether OR potentiate the effects of ivGC in the treatment of moderately severe and active GO, in terms of GO outcome and quality of life. A possible extension of the study can be foreseen, aimed at investigating the very long time GO outcome.

Being tested
Orbital radiotherapy, Methylprednisolone
Medical subject headings
Graves Ophthalmopathy

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Orbital radiotherapyRadiation

    Also called OR

    A high-voltage linear accelerator will be used and a cumulative radiation dose of 20 Gy will be delivered to each eye in 10 fractionated doses over a period of 2 weeks. All patients will be treated in both eyes.

  • MethylprednisoloneDrug

    Also called ivGC

    Methylprednisolone pulse therapy for 12 weeks as follows: 500 mg IV once weekly for 6 weeks, then 250 mg IV once weekly for a further 6 weeks. Cumulative dose 4.5 g.

Study groups in NCT03098225
Study groupRoleWhat they receive
RadiotherapyExperimentalPatients with moderately severe GO treated with Intravenous glucocorticoids associated with orbital radiotherapy
Receives: Radiation: Orbital radiotherapy; Drug: Methylprednisolone
No RadiotherapyActive comparatorPatients with moderately severe GO treated with Intravenous glucocorticoids alone
Receives: Drug: Methylprednisolone

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Comparison of overall GO outcome determined using a composite evaluation

    A composite evaluation of GO was described previously.

    Improvement is defined as amelioration of two parameters in at least one eye, without deterioration of any parameters in both eyes:

    Deterioration is defined as worsening in two parameters in at least one eye:

    All other cases are defined as "no change"

    The parameters are:

    • Eyelid swelling (improvement/worsening according to EUGOGO Atlas evaluation)
    • Lid aperture in mm (significant variation: 2 or more mm)
    • Clinical activity score (CAS) (7 items: spontaneous pain, evoked pain, eyelid edema, eyelid redness, conjunctiva redness, caruncle edema, chemosis; significant change: at least 2 points)
    • Exophthalmos in mm (significant variation 2 or more mm)
    • Eye muscle involvement - diplopia score (Gorman score) (significant variation: disappearance or change in the degree, or improvement of ≥12 degrees in motility)

    Measured: 52 weeks

Secondary outcomes (4)
  1. Comparison of overall GO outcome determined using a composite evaluation

    A composite evaluation of GO was described previously.

    Improvement is defined as amelioration of two parameters in at least one eye, without deterioration of any parameters in both eyes:

    Deterioration is defined as worsening in two parameters in at least one eye:

    All other cases are defined as "no change"

    The parameters are:

    • Eyelid swelling (improvement/worsening according to EUGOGO Atlas evaluation)
    • Lid aperture in mm (significant variation: 2 or more mm)
    • Clinical activity score (CAS) (7 items: spontaneous pain, evoked pain, eyelid edema, eyelid redness, conjunctiva redness, caruncle edema, chemosis; significant change: at least 2 points)
    • Exophthalmos in mm (significant variation 2 or more mm)
    • Eye muscle involvement - diplopia score (Gorman score) (significant variation: disappearance or change in the degree, or improvement of ≥12 degrees in motility)

    Measured: 26 weeks

  2. Comparison of a disease specific quality of life questionnaire (GO-QoL)

    Comparison of a disease specific quality of life questionnaire (GO-QoL)

    Measured: 26 weeks

  3. GO relapse

    GO worsening in comparison with the 26 week evaluation, by a composite GO score:

    Worsening is defined as worsening in two parameters in at least one eye:

    The parameters are:

    • Eyelid swelling (worsening according to EUGOGO Atlas evaluation)
    • Lid aperture in mm (significant worsening: 2 or more mm)
    • Clinical activity score (CAS) (7 items: spontaneous pain, evoked pain, eyelid edema, eyelid redness, conjunctiva redness, caruncle edema, chemosis; significant worsening: at least 2 points)
    • Exophthalmos in mm (significant worsening: 2 or more mm)
    • Eye muscle involvement - diplopia score (Gorman score) (significant worsening: appearance or change in the degree, or worsening of ≥12 degrees in motility)

    Measured: 52 weeks

  4. Comparison of a disease specific quality of life questionnaire (GO-QoL)

    Comparison of a disease specific quality of life questionnaire (GO-QoL)

    Measured: 52 weeks

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted31 Mar 2017
  2. Study start1 Jan 2024 (estimated)
  3. Primary completion31 Mar 2026 (estimated)
  4. Study completion31 Mar 2027 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 4
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Single blind
Who is masked
Investigator
Enrolment
120 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03098225
Sponsor's protocol ID
ORGO
Acronym
ORGO
Status last verified
Mar 2023
First submitted
21 Mar 2017
Last updated
15 Mar 2023
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing Orbital radiotherapy and Methylprednisolone in people with Thyroid Associated Ophthalmopathy, run by University of Pisa.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 15 inclusion and 14 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: opening soon, as of the sponsor's last update on 15 Mar 2023. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

Contact Michele Marinò, MD (+39-348-0616959, michele.marino@med.unipi.it), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Comparison of overall GO outcome determined using a composite evaluation (time frame: 52 weeks). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 15 Mar 2023; AzTrials last refreshed its copy on 8 Nov 2026.

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