To the Editor.—In the April 1970 issue of the Archives in a communication entitled "Thyroid Carcinoma After Irradiation" by Wilson et al, the author conclude that thyroid suppression therapy "had little effect on the local disease" and later state that 60% of patients treated with thyroid developed recurrent disease. The percentage appears erroneous as they list 54 patients who were treated with thyroid, and 21 developed recurrence. This is a recurrence rate of 39% rather than the 60% stated. The conclusions are unwarranted; it seems quite clear to me that the use of thyroid was the only thing that prevented a 100% recurrence rate in their patients.
It is unfortunate that papers are written, and that editors allow them to be published, which give as little detail as this paper does. If data concerning thyroid administration to these patients were as complete as the data concerning surgery, perhaps someone