What is the role of lung clearance index (LCI) in the workup of cystic fibrosis (CF)?

Updated: Oct 22, 2019
  • Author: Girish D Sharma, MD, FCCP, FAAP; Chief Editor: Kenan Haver, MD  more...
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Demonstration of ventilation heterogeneity by lung clearance index (LCI) is a sensitive marker for CF pulmonary disease even in young children and LCI findings have been correlated with CT lung findings, [40] however, LCI is mostly used in clinical trials and studies.

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