Figure 1 : Axial high resolution computerized tomography of the case 1 (A and B) and case 2 (C and D)
showing peripheral subpleural honeycomb cyst formation symmetrically at both lung bases.

More centrally there is groundglass opacification suggesting fine fibrosis and some architectural distortion.
Findings are consistent with usual interstitial pneumonia (UIP).

Khan et al.Pulmonology and Respiratory Research  2015 3:1DOI : 10.7243/2053-6739-3-1