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This is a single-arm prospective pilot study in a single institution. The target accrual is 200 participants of Korean, female sex, never smoker status, and family history of lung cancer. The study will aim to enroll 200 participants in two years.
Interested individuals will contact a research coordinator who will help to assess for study eligibility. Individuals who are eligible and able to sign informed consent will then proceed to have a LDCT screening exam with a result reported by a radiologist approved to read lung cancer screening scans. Results of this screening test will be discussed with the subject and further recommendations will be given. Negative results will proceed to have repeat LDCT exams for two additional years. Positive results will be recommended to have further diagnostic work-up, and possible treatment. Those with positive findings may be recommended to repeat a LDCT at varied intervals (e.g. at 3 months, at 6 months, etc.) per Lung-RADS recommendations which can be conducted as a research LDCT or as standard-of-care.
In addition, blood draw collection for a plasma-based assay will be collected at baseline, first year and second year for all patients along with the repeated LDCT scans.
A medical history questionnaire containing questions regarding ethnicity, family history of lung cancer, environmental exposures including secondhand smoke exposure, and a residential district to estimate the exposure of PM2.5 or PM10 will be given to the patient at the initial visit after informed consent has been obtained (Appendix A). Questionnaire can be collected within 1 month from the baseline consent.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| intervation group | Experimental | LDCT screening exam |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Low dose CT | Diagnostic Test | A subject can voluntarily discontinue active screening with LDCTs after the baseline LDCT is completed but will remain in study follow-up with follow-up calls in 12-month intervals for up to 10 years since initial consent |
| Measure | Description | Time Frame |
|---|---|---|
| Lung cancer detection rate | detection rate | up to 2years |
| Measure | Description | Time Frame |
|---|---|---|
| incidence of lung cancer | Whether lung cancer is found in each screening test conducted for the first (baseline) and first and second years | up to 2years |
| distribution of lung cancer stages | number of lung cancer diagnosed, number of stage I, rate of surgery, rate of false positive |
| Measure | Description | Time Frame |
|---|---|---|
| identification of potential predictive biomarkers of malignancy | EGFR mutation | up to 2years |
Inclusion Criteria:
Exclusion Criteria:
Korean female
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| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Um Sang-Won, PhD | Contact | 82-2-3410-1645 | sangwonum72@gmail.com | |
| Kyungmi Park | Contact | 82-2-2008-0429 | gyeong.mi@sbri.co.kr |
| Name | Affiliation | Role |
|---|---|---|
| Um Sang-Won, PhD | Samsung Medical Center | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Samsung Medical Center | Recruiting | Seoul | Seoul | 06351 | South Korea |
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| ID | Term |
|---|---|
| D000073599 | Health Risk Behaviors |
| ID | Term |
|---|---|
| D015438 | Health Behavior |
| D001519 | Behavior |
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single-arm prospective pilot study
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| up to 2years |
| Estimation of the Early Detection Rate of Lung Cancer in Liquid Biopsy | cfDNA | up to 2years |