Abstract:Our understanding of the ways in which smoking damages the lung has evolved significantly over the last 100 years, and a large body of scientific literature on this topic has accumulated. It has become clear that smoking causes not only lung cancer but also emphysema, interstitial fibrosis, Langerhans cell proliferation, accumulation of pigmented macrophages and cystic change in various permutations. Some patients with these abnormalities are symptomatic while in others they remain subclinical. The aim of this… Show more
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