Blood test may predict lung cancer outcomes before surgery
NCT ID NCT05382052
First seen Nov 19, 2025 · Last updated Jun 22, 2026 · Updated 29 times
Summary
This study is looking at 100 people with stage IIIA lung cancer who are getting treatment before surgery. Researchers want to see if a blood test that looks for tumor DNA (ctDNA) can predict how well patients do. If the tumor DNA disappears after treatment, it might mean a better chance of staying cancer-free.
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This is a summary of
the original study
.
Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Contacts and locations
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Locations
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Complejo Hospitalario de Navarra
Pamplona, Iruña, 31008, Spain
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Hospital Clínico San Carlos
Madrid, Madrid, 28040, Spain
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Hospital Clínico Universitario de Valladolid
Valladolid, Valladolid, 47003, Spain
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Hospital Clínico de Valencia
Valencia, Valencia, 46010, Spain
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Hospital De Basurto
Bilbao, Bilbao, 48013, Spain
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Hospital General Universitario de Alicante
Alicante, Alicante, 03010, Spain
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Hospital Germans Trias I Pujol
Badalona, Barcelona, 08916, Spain
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Hospital Universitari Quiron Dexeus
Barcelona, Barcelona, 08028, Spain
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Hospital Universitari Son Llatzer
Palma de Mallorca, Palma de Mallorca, 07198, Spain
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Hospital Universitari Vall d' Hebron
Barcelona, Barcelona, 08035, Spain
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Hospital Universitario De A Coruna
A Coruña, A Coruña, 15006, Spain
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Hospital Universitario Fundación Jiménez Díaz
Madrid, Madrid, 28040, Spain
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Hospital Universitario La Fe
Valencia, Valencia, 46026, Spain
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Hospital Universitario Lucus Augusti
Lugo, Lugo, 27003, Spain
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Hospital Universitario Puerta de Hierro
Majadahonda, Madrid, 28222, Spain
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Hospital Universitario Regional de Málaga
Málaga, Málaga, 29010, Spain
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Hospital Universitario Reina Sofia
Córdoba, Córdoba, 14004, Spain
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Hospital Universitario de Jaén
Jaén, Jaén, 23007, Spain
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Hospital Universitario la Paz
Madrid, Madrid, 28046, Spain
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ICO Girona, Hospital Josep Trueta
Girona, Girona, 17007, Spain
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 study could show that a simple blood test (ctDNA) helps doctors predict which lung cancer patients will do well after pre-surgery treatment, guiding better care.
What could go wrong
This is an observational study, not a treatment trial. It only looks for patterns, so it won't directly change care. Results may not apply to all patients or be conclusive.
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.