New study aims to catch lung cancer earlier in smokers
NCT ID NCT06376097
First seen Jun 25, 2026 · Last updated Sep 02, 2026 · Updated 7 times
Summary
This study is testing a lung cancer screening program for smokers aged 45 to 74. It uses low-dose CT scans and metabolomics to find lung nodules and reduce false negatives. The goal is to improve early detection and help smokers quit. 1,000 participants will be followed in a public health service.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If successful, this could lead to a more effective lung cancer screening method that catches cancer earlier and reduces unnecessary biopsies.
- What could go wrong
- This is an observational study, not a treatment trial. It may not prove that screening improves survival, and false positives or negatives could still occur.
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.
- Participants
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About 1,000 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Apr 2023
- Expected to finish
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Nov 2026
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Patients will be recruited from the outpatient clinics and wards of the Hospital das Clínicas of the Faculty of Medicine of Botucatu (HCFMB). The estimated sample size is 1000 patients. All patients recruited for this work who are diagnosed with a tobacco-related disease will be referred for outpatient monitoring and treatment of their pathologies. In addition, active smokers who wish to do so will be offered the Smoking Cessation Program.
- Ages
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45 to 74 years
- 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 : Age between 45 and 74 years old; Smoker with a smoking history of at least 30 pack-years or former smoker who has quit smoking for less than 15 years; Never having participated in a lung cancer screening program ; Signing of the free and informed consent form. Exclusion Criteria: Patients with chronic diseases (cardiovascular, pulmonary, hepatic, renal or metabolic) at an advanced stage that limit life expectancy or make it impossible to perform a curative surgical procedure; Patients being treated for tuberculosis or other granulomatous diseases; Patients diagnosed with previous neoplasm(s) that could develop lung metastases; Pregnant women; Patients who, for some reason, are unable to undergo low-dose chest computed tomography; Patients previously submitted to thoracic radiotherapy.
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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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Hospital das Clínicas da Faculdade de Medicina de Botucatu (HCFMB)
RECRUITINGBotucatu, São Paulo, 18618-686, Brazil
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