Lymphoproliferative Disorders 259 



matic variety of the older age group. Here treatment whether by x-rays, 

 alkylating agents, or the corticosteroids may well do much more harm than 

 good and may even do irreparable harm. The physician must know when not 

 to treat as well as when to apply therapy. It is not necessary always to treat 

 according to the number of cells present, but therapy should rather be used 

 only if the patient needs it and il it will do no harm. 



Editor's Note: For a detailed discussion of this author's views, readers are referred to the 

 recent textbook Leukemia 1>\ W. Dameshek and F. Gun/. New York, (.rune & Stratton, Int.. 1958. 



