Emphysema

Emphysema • This is a close up view of a slice of fixed, inflated lung. • The lumens include bronchi (b) and blood vessels (v). • Note the enlarged air spaces which should not be visible to the naked eye at this power (blue arrows). • Note also the patchy distribution of gray carbon. (Description By:Melinda Sanders, M.D. ) (Image Contrib. by:Melinda Sanders, M.D. UCHC )