Prospective Data Collection of Clinical, Pulmonary Function, Radiological, Bronchoscopic and Fibered Confocal Fluorescence Microscopy Imaging, and Pathological Characteristics in Patients With Diffuse Parenchymal Lung Diseases

The purpose of this study is to generate a prospective database of all patients evaluated for diffuse parenchymal lung diseases to provide much needed data on the various disease aetiologies, incidence and prevalence rates, clinical and radiological presentations, pathologic correlations, disease progression and response to treatment, and final outcomes in this group of patients in Singapore.