Figure 1.

High resolution computed tomography (HR-CT) of the lung showing characteristics of fibrosis. (a) HR-CT at the level of the main carina. (b) HR-CT at the basal parts of the lungs 1 cm above the diaphragm. Inter- and intralobular septal thickening (IST), traction bronchiectasis (TB), honeycombing cysts (HC) and ground glass (GG) are indicated.