Manifestations of Acute Leukemia in the Parenchyma of the Lung

Abstract

ACUTE leukemia is characterized histologically by infiltration of the bone marrow with immature hematic cells and a variable degree of similar invasion of the other tissues of the hematopoietic system. Occasionally, however, in unusual situations a sufficient degree of infiltration occurs in other organs so that the presenting symptoms and clinical picture are highlighted by these concomitant sites of involvement.Infiltrations of the lung are not usually considered part of the clinical picture of acute leukemia. For this reason roentgenograms of the chest are not routinely taken in these cases, allowing this entity to go unrecognized. It is the purpose . . .