UIP

1
UIP
Non-uniform interstitial fibrosing process with
associated architectural derangement scarred
areas of parenchyma (arrows) juxtaposed next to
islands of normal lung (stars).
2
Non-uniform interstitial fibrosing process with
associated architectural derangement scarred
areas of parenchyma (arrows) juxtaposed next to
islands of normal lung (star).
3
Irregular interstitial fibrosis with inflammatory
cells infiltration(arrow)
4
Subpleural fibrosis and smooth muscle hypertrophy.
5
Fibroblastic focus the spindle-shaped
fibroblasts and myofibroblasts with their long
axis arranged parallel to the alveolar septa
(arrow).