Figure 1From: Lack of correlation between pulmonary disease and cystic fibrosis transmembrane conductance regulator dysfunction in cystic fibrosis: a case report Pulmonary Function (PFT) FEV 1 % predicted. Each line depicts the PFT values for each sibling over the course of 14 years. Arrows depict first culture documentation of Pseudomonas aeruginosa. OB = older sibling; YB = younger sibling.Back to article page