This paper is based on a review of over 1200 articles. This review, made in collaboration with Dr. Laurence Selling, is to be published in "The Handbook of Morphological Hematology", P. B. Hoeber, Inc., and may be consulted for bibliography and detailed observations. Only the more clinically significant inductions with some suggestions for therapy derived from these inductions will be presented here.
It is well known that benzene, arsphenamines, radio-active substances, and roentgen-rays will, under certain conditions, produce the clinical picture of aplastic anemia. The other hematologic syndromes which may be produced are less well known. These syndromes include agranulocytosis,