Many excellent papers have been written on the treatment of hemangioma. In nearly all of them the advantages of some particular method of treatment have been extolled. This paper is based on experience with 520 cases. Its object is to show the advantage of selecting the form of treatment according to the conditions present. The method of treatment of hemangioma should vary with the type or character of the lesion, its size, its location, and the age of the patient. I am, therefore, not advocating any particular method of therapy for all cases. I shall try to present the indications for each type of treatment, and demonstrate some of the results which I have obtained by each. I have found no satisfactory treatment for the portwine type. In these, x-rays have produced atrophy and telangiectasis; radium does the same, and, in addition, the appearance is apt to be blotchy; electrodesiccation gives scarring, and in at least one case I had to treat a keloid afterward. As radiologists, we naturally think first o...