Lung Cancer Screening Gaps Persist Despite Updated Guidelines

A recent study led by researchers at Sylvester Comprehensive Cancer Center, part of the University of Miami Miller School of Medicine, highlights significant gaps in lung cancer screening despite updated guidelines. While screening rates have improved since the 2021 guideline revisions, disparities remain, particularly among underserved and rural populations.

Screening Guidelines and Their Impact

Lung cancer remains the leading cause of cancer-related deaths in the United States. Early detection through screening can significantly improve treatment outcomes. The U.S. Preventive Services Task Force (USPSTF) updated its lung cancer screening guidelines in 2021 to include individuals aged 50 and older (previously 55+) and those with a smoking history of at least 20 pack-years (previously 30+).

According to the study, screening rates increased from 15.43% to 47.08% following the guideline changes. However, despite this progress, more than half of eligible high-risk individuals are still not getting screened.

Barriers to Lung Cancer Screening

Despite the increase in screening rates, the study identified multiple factors limiting access to screenings:

• Lack of Awareness – Many eligible individuals are unaware of their screening options.
• Limited Access to Primary Care Providers – Screening often requires a physician referral, creating barriers for those without regular medical care.
• Financial Constraints – While 97% of lung cancer screenings are covered by insurance, uninsured individuals face significant costs, including consultation fees for referrals.
• Geographical Challenges – Patients in rural areas may need to travel long distances to reach a screening facility.

Study co-author LaShae D. Rolle, M.P.H., C.PH., noted that financial concerns often prevent people from seeking screenings, stating, “A person may say, ‘I don’t have the money; I don’t have insurance.’ But no one thinks they have cancer.”

Solutions to Improve Lung Cancer Screening Access

To address these disparities, healthcare providers and policymakers are focusing on expanding screening programs and improving accessibility. Key solutions include:

• Mobile Screening Units – Mobile lung cancer screening units can bring services to remote communities, though high costs remain a challenge.
• Community Outreach Programs – Initiatives like Sylvester’s Game Changer Bus provide education, counseling, and on-site screenings in high-risk areas.
• Patient Navigators – Trained professionals assist patients with scheduling, transportation, and understanding their screening options.
• Partnerships with Local Organizations – Collaborations with community groups, churches, and local health workers help build trust and improve participation rates.

Dr. Gilberto Lopes, M.D., chief of the division of medical oncology at Sylvester, emphasized the importance of these efforts, stating, “Partnering with trusted local figures can help overcome fear and misinformation while ensuring more people get screened.”

Early Detection Saves Lives

Lung cancer screening through low-dose computed tomography (CT) is a proven method to detect cancer at an early, more treatable stage. Addressing barriers to screening can improve survival rates and reduce disparities in cancer care.

For those eligible, scheduling a screening can be a critical step in early detection and improved health outcomes.

For more information: Rolle, L. D., et al. (2025). USPSTF Lung Cancer Screening Guidelines and Disparities in Screening Adherence. JAMA Oncology. doi.org/10.1001/jamaoncol.2025.0230.