New scope test could sharpen lung cancer staging, spare patients unnecessary radiation
NCT ID NCT01786590
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study is testing whether a minimally invasive procedure called EBUS-TBNA is more accurate than standard CT/PET scans for checking if lung cancer has spread to lymph nodes in the chest. The goal is to better select patients for a precise type of radiation therapy (SBRT). About 150 adults with early-stage non-small cell lung cancer who cannot have surgery will undergo EBUS-TBNA before their radiation treatment. The results could help doctors make more informed treatment decisions.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- EBUS-TBNA (a minimally invasive procedure using a thin, flexible tube with an ultrasound probe to sample lymph nodes)
- What this could lead to
- If EBUS-TBNA proves more accurate than CT/PET scans, it could help doctors better decide who is eligible for SBRT, potentially improving outcomes for patients who cannot have surgery.
- What could go wrong
- This is a diagnostic accuracy study, not a treatment trial. Even if EBUS-TBNA is more accurate, it may not directly improve survival or quality of life. The procedure itself carries small risks like bleeding or infection.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 150 people
The number the study aims to enrol. It can still change while the study runs.
- Start date
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Feb 2013
- Expected to finish
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Dec 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Age 18 years or older 2. Patients with confirmed lung cancer who require EBUS-TBNA as part of their staging investigations of the mediastinum and hilum prior to SBRT 3. Performance status score (WHO/ECOG) of 0-2. 4. Cytological or histological proof of non-small cell cancer 5. Stage T1-2 disease, with no evidence of distant metastasis 6. Patients are screened by both computed tomography (CT) and positron emission tomography (PET) 7. Medically inoperable for surgical resection 8. Patients who refused surgery Exclusion Criteria: 1. Patients who are deemed on clinical grounds not to be medically fit for a bronchoscopy 2. Active systemic, pulmonary, or pericardial infection 3. Patients who are pregnant or lactating 4. Patients with plans to receive conventional radiotherapy, chemotherapy, biological therapy, vaccine therapy, or surgery as treatment (except at disease progression). 5. Inability to give informed consent
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Toronto General Hospital
RECRUITINGToronto, Ontario, M5G 1L7, Canada
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