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Volumetric computed tomography screening for lung cancer: three rounds of the NELSON trial

  • Nanda Horeweg*
  • , Carlijn M. van der Aalst
  • , Rozemarijn Vliegenthart
  • , Yingru Zhao
  • , Xueqian Xie
  • , Ernst Th Scholten
  • , Willem Mali
  • , Erik Thunnissen
  • , Carla Weenink
  • , Harry J. M. Groen
  • , Jan-Willem J. Lammers
  • , Kristiaan Nackaerts
  • , Joost van Rosmalen
  • , Matthijs Oudkerk
  • , Harry J. de Koning
  • *Corresponding author for this work

Research output: Contribution to journalArticleAcademicpeer-review

214 Citations (Scopus)

Abstract

Several medical associations recommended lung cancer screening by low-dose computed tomography scanning for high-risk groups. Counselling of the candidates on the potential harms and benefits and their lung cancer risk is a prerequisite for screening.

In the NELSON trial, screenings are considered positive for (part) solid lung nodules with a volume >500 mm(3) and for (part) solid or nonsolid nodules with a volume-doubling time

458 (6%) of the 7582 participants screened had a positive screen result and 200 (2.6%) were diagnosed with lung cancer. The positive screenings had a predictive value of 40.6% and only 1.2% of all scan results were false-positive. In a period of 5.5 years, the risk of screen-detected lung cancer strongly depends on the result of the first scan: 1.0% after a negative baseline result, 5.7% after an indeterminate baseline and 48.3% after a positive baseline.

The screening strategy yielded few positive and false-positive scans with a reasonable positive predictive value. The 5.5-year lung cancer risk calculations aid clinicians in counselling candidates for lung cancer screening with low-dose computed tomography.

Original languageEnglish
Pages (from-to)1659-1667
Number of pages9
JournalEuropean Respiratory Journal
Volume42
Issue number6
DOIs
Publication statusPublished - Dec-2013

Keywords

  • PULMONARY NODULES
  • CT
  • VARIABILITY
  • MANAGEMENT
  • MORTALITY
  • SELECTION
  • DEATH

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