Diagnostic and Monitoring Significance of ctDNA Methylation Analysis by NGS in Benign and Malignant Pulmonary Nodules
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| ClinicalTrials.gov Identifier: NCT03651986 |
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Recruitment Status :
Recruiting
First Posted : August 29, 2018
Last Update Posted : March 24, 2020
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| Condition or disease | Intervention/treatment |
|---|---|
| Pulmonary Nodules | Diagnostic Test: ctDNA methylation analysis by NGS |
| Study Type : | Observational |
| Estimated Enrollment : | 10560 participants |
| Observational Model: | Cohort |
| Time Perspective: | Prospective |
| Official Title: | Diagnostic and Monitoring Significance of Circulating Tumor DNA (ctDNA) Methylation Analysis by Next-Generation Sequencing in Benign and Malignant Pulmonary Nodules |
| Actual Study Start Date : | November 26, 2018 |
| Estimated Primary Completion Date : | September 2022 |
| Estimated Study Completion Date : | June 2023 |
| Group/Cohort | Intervention/treatment |
|---|---|
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Prospective Cohort
This is a prospectively enrolling cohort study and a stratified case-cohort design will be employed to select malignant pulmonary nodules cases and benign pulmonary nodules subjects who will be assayed. All participants will be followed up with chest CT or low-dose computed tomography (LDCT) scans for 2-3 years, and take the diagnostic test, ctDNA methylation analysis by NGS, at each visit.
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Diagnostic Test: ctDNA methylation analysis by NGS
A blood-based assay for differentiating benign and malignant pulmonary nodules early using circulating tumor DNA (ctDNA) methylation analysis by next-generation sequencing (NGS) |
- The diagnostic performance of the blood-based assay for differentiating benign and malignant pulmonary nodules early using circulating tumor DNA (ctDNA) methylation analysis by next-generation sequencing (NGS) [ Time Frame: 3 Years ]The efficacy of the blood-based ctDNA methylation assay comparing with pathologic diagnosis, the gold standard, and CT/LDCT diagnosis, including sensitivity, specificity, positive predictive value (PPV) and negative predictive value (NPV).
- The diagnostic and monitoring significance of routine tests integrating with ctDNA methylation analysis by NGS in differentiating benign and malignant pulmonary nodules [ Time Frame: 3 Years ]The diagnostic performance of the combination of routine tests and ctDNA methylation analysis by NGS in differentiating benign and malignant pulmonary nodules, including sensitivity, specificity, positive predictive value (PPV) and negative predictive value (NPV).
Biospecimen Retention: Samples With DNA
Whole blood
Formalin-fixed paraffin-embedded (FFPE) tissue
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| Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
| Sexes Eligible for Study: | All |
| Accepts Healthy Volunteers: | Yes |
| Sampling Method: | Probability Sample |
Inclusion Criteria:
- 18 Years and older
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pulmonary nodules diagnosed by chest CT or low-dose computed tomography (LDCT) scans
- non-calcified pulmonary nodules with the diameter between 5mm to 30mm
- including solid nodules, mixed ground-glass opacity nodules and pure ground-glass opacity lung modules
- new cases of pulmonary nodules or diagnosed within 60 days prior to enrollment
- agree to finish the Patient Pulmonary History Questionnaire
- agree to be followed up for 2-3 years
- agree to provide a written informed consent
Exclusion Criteria:
- pregnant or lactating women
- received any pneumonectomy or percutaneous lung biopsy before enrollment
- recipients of blood transfusions within 30 days prior to enrollment
- patients with tumors identified within 2 years prior to enrollment except non-melanoma skin cancer
- fail to understand or provide a written informed consent
To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT03651986
| Contact: Bo WANG | +86-15920405979 | bo_wang@anchordx.com | |
| Contact: Wenhua LIANG, MD | +86-13710249454 | liangwh1987@163.com |
Show 23 study locations
| Study Chair: | Nanshan ZHONG, MD | The First Affiliated Hospital of Guangzhou Medical University |
| Responsible Party: | AnchorDx Medical Co., Ltd. |
| ClinicalTrials.gov Identifier: | NCT03651986 |
| Other Study ID Numbers: |
AnchorDx LC201801 |
| First Posted: | August 29, 2018 Key Record Dates |
| Last Update Posted: | March 24, 2020 |
| Last Verified: | March 2020 |
| Individual Participant Data (IPD) Sharing Statement: | |
| Plan to Share IPD: | No |
| Studies a U.S. FDA-regulated Drug Product: | No |
| Studies a U.S. FDA-regulated Device Product: | No |
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Circulating Tumor DNA (ctDNA) DNA Methylation Analysis Next-Generation Sequencing (NGS) Low-Dose Computed Tomography (LDCT) |
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Multiple Pulmonary Nodules Lung Neoplasms Respiratory Tract Neoplasms Thoracic Neoplasms |
Neoplasms by Site Neoplasms Lung Diseases Respiratory Tract Diseases |

