One-time low-dose CT scan for lung cancer screening

Non-risk Based Lung Cancer Screening With One-time Low-dose Computed Tomography: a Prospective Cohort Study

NA · The First Affiliated Hospital of Guangzhou Medical University · NCT04938804

This study is testing if a one-time low-dose CT scan can help find lung cancer early in people aged 40-74 living in Guangzhou, regardless of their risk factors.

Quick facts

PhaseNA
Study typeInterventional
Enrollment11000 (estimated)
Ages40 Years to 74 Years
SexAll
SponsorThe First Affiliated Hospital of Guangzhou Medical University (other)
Locations1 site (Guangzhou, Guangdong)
Trial IDNCT04938804 on ClinicalTrials.gov

What this trial studies

The Guangzhou Lung-Care Project is a single-arm, prospective cohort initiative aimed at early lung cancer detection using a one-time low-dose computed tomography (LDCT) scan. It recruits residents aged 40-74 from four communities in Guangzhou, focusing on the lung cancer detection rate among participants without high-risk factor restrictions. The study also examines the proportion of stage I lung cancer cases and investigates various factors associated with lung cancer development. Follow-up for post-screening management and survival outcomes is recorded to assess the effectiveness of the screening approach.

Who should consider this trial

Good fit: Ideal candidates for this study are residents aged 40-74 years living in Guangzhou without a recent history of lung cancer or significant cancer-related symptoms.

Not a fit: Patients who have been diagnosed or treated for lung cancer in the past five years or have significant cancer-related symptoms may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to earlier detection of lung cancer, potentially improving survival rates for patients.

How similar studies have performed: Other studies have shown success with similar low-dose CT screening approaches for lung cancer detection, indicating potential effectiveness.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Minimum age of 40 years among the residents in Guangzhou

Exclusion Criteria:

* Persons who had a diagnosis or treatment related to LC within the past 5 years, had undergone chest CT within the past year, or had significant cancer-related symptoms (e.g., hemoptysis, dyspnea, inability to climb two flights of stairs).

Where this trial is running

Guangzhou, Guangdong

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Lung Cancer, Screening

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.