Version July 2025
| Organization | Recommendation | Year |
| American Association of Thoracic Surgery | Recommends annual low-dose CT scan screening for high-risk individuals (ages 55 to 79 years with ≥30 pack-year history of smoking and current smoker or quit within past 15 years; ages 50 to 79 years with ≥20 pack-year history and cumulative risk >5% over next 5 years; or lung cancer survivors with no incidence of disease for ≥4 years). | 2012 |
| American Cancer Society | Recommends annual low-dose CT scan screening for high-risk individuals (ages 50 to 80 years with ≥20 pack-year history of smoking or current smoker). | 2023 |
| American College of Chest Physicians | Recommends annual low-dose CT scan screening for high-risk individuals (ages 55 to 77 years with ≥30 pack-year history of smoking and current smoker or quit within past 15 years). | 2018 |
| American Society of Clinical Oncology | Recommends annual low-dose CT scan screening for high-risk individuals (ages 55 to 74 years with ≥30 pack-year history of smoking and current smoker or quit within past 15 years). | 2019 |
| Canadian Task Force on the Periodic Health Examination | Recommends screening asymptomatic adults aged 55 to 74 years with at least a 30 pack-year smoking history who smoke or quit smoking <15 years ago with low-dose CT every year for 3 consecutive years. | 2016 |
| National Comprehensive Cancer Network | Recommends annual low-dose CT scan screening for high-risk individuals (age 50 years or greater with ≥20 pack-year history of smoking). Screening is not recommended for individuals with functional status or comorbidity that would prohibit curative-intent therapy. | 2022 |
| US Preventive Services Task Force | Recommends annual low-dose CT scan screening for high-risk individuals (ages 50 to 80 years with a 20 pack-year history of smoking and current smoker or quit within past 15 years). Discontinue when person has not smoked for 15 years or if limited life expectancy. | 2021 |
| Centers for Medicare and Medicaid Services | Recommends annual low-dose CT scan screening after completion of a shared decision-making visit for high-risk individuals (ages 50 to 77 years with ≥20 pack-year history of smoking and current smoker or quit within the past 15 years). | 2022 |
| American Academy of Family Physicians | Supports the United States Preventive Services Task Force recommendation for annual screening for lung cancer with low-dose CT in adults (ages 50 to 80 years who have a 20 pack-year smoking history and currently smoke or have quit within the past 15 years). | 2021 |
