N.B. Since composing the above we have confirmation of the penultimate paragraph. A report from the USA . University of Minnesota – Cancer Center , Published in “GASTROENTEROLOGY “ and written by the Director of the Centre, N. Baxter. Draws attention to the fact that when Cancer of the Prostate is treated with radiotherapy the risk of the development of a MALIGNANT cancer of the rectum is 70% higher then if the prostatic cancer is treated surgically. The report covers a period from 1973 to 1994 and 85,000 males.