About this trial
The goal of this observational study is to learn if cfDNA fragmentomics can noninvasively diagnose whether lung nodules are benign or malignant in adults with imaging-detected lung nodules.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Age ≥ 18 years;
Participants whose lung nodule status (benign or malignant) can be clinically confirmed;
No cancer-directed therapy (e.g., chemotherapy, radiotherapy, immunotherapy, cell therapy) within the past 3 months;
Able to provide a 5 mL peripheral blood sample prior to any treatment;
Disqualifiers
Pregnant or breastfeeding;
Current or past diagnosis (within the past 5 years) of malignant tumors (excluding patients with early-stage lung cancer who have undergone surgery but still have multiple evaluable nodules), or with severe heart disease, serious liver or kidney disorders, or significant bone marrow hematopoietic dysfunction;
History of organ transplantation or blood transfusion within the past 3 months;
History of seropositivity for human immunodeficiency virus (HIV);
Trial population
This study will enroll adults (≥18 years old) with CT-detected pulmonary nodules of specified types and sizes, who are willing to undergo diagnostic confirmation and provide a peripheral blood sample prior to treatment. Participants must not have received cancer therapy within the last 3 months.
Trial design
Cohort
Prospective
Treatments tested in this trial
This study did not include intervention between two cohorts
Other interventionThis study did not include intervention between two cohorts
Treatment groups
Trial outcomes
Primary outcomes
Area under the receiver operating characteristic curve (AUC-ROC) for the cfDNA fragmentomics-based diagnostic model distinguishing malignant from benign lung nodules.
Sponsors and contacts
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Baohui Han
Lead sponsor
Shanghai Chest Hospital
Sponsor institution