Figure 1 in this article was published in an incorrect layout. The corrected figure and caption are reproduced below.
FIGURE 1 Case of clinical evolution from interstitial lung abnormalities (ILA), early idiopathic pulmonary fibrosis (IPF) (subclinical), mild IPF and to advanced IPF. A 70-year-old man without risk factors for interstitial lung disease (ILD). He presented to the Forlì ILD Clinic, V. Poletti, for the incidental finding of ILA, was reclassified to early IPF after multidisciplinary revision of radiological and pathological findings on lung biopsy and during the follow-up evolved to mild IPF, advanced IPF and ultimately died of the disease. a) ILA. Incidental finding of reticular subpleural abnormalities with traction bronchiectasis. Pulmonary function tests: forced vital capacity (FVC) 129%, diffusing capacity of the lung for carbon monoxide (DLCO) 82%. No symptoms. b) Early IPF. The lung biopsy showed a definite usual interstitial pneumonia pattern and the case was reclassified as early IPF. c) Mild IPF. After 2 years of follow-up the DLCO dropped to 73%. The patient remained asymptomatic, with FVC around 120%. d) Advanced IPF. After 7 years of follow-up the FVC dropped to 60%, DLCO to 40% and the patient became symptomatic. The patient died after 10 years of follow-up.
Table 1 was published with an error in the layout. The corrected table is reproduced below.
TABLE 1 Simplified definitions
In the published version of figure 4 there was an arrow linking the boxes “No invasive tests or UIP on histology inconclusive results” and “UIP on histology” which should have been a line. The corrected figure and caption are reproduced below.
FIGURE 4 Proposed algorithm for diagnosis and management of interstitial lung abnormalities (ILA), early interstitial lung disease (ILD) (both subclinical and pre-clinical) and mild ILD. BAL: bronchoalveolar lavage; CT: computed tomography; HRCT: high-resolution computed tomography; IPF: idiopathic pulmonary fibrosis; PFT: pulmonary function test; UIP: usual interstitial pneumonia.
The article has been corrected and republished online.
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