THERE is still no general agreement as to the most suitable method of treating operable
carcinoma of the breast. We believe that the difficultes in assessing the relative merits of
greater and lesser surgical procedures, and the value of radiotherapy in these cases is
largely dueto the comparison of resultsin groups ofpatients which are not strictly
comparable. There is great variation in the progress of cases of breast cancer even in
patients of the same age, with the same duration of symptoms, and with tumnours of com …