The unsightly nature of a circumscribed reddish vascular nevus, elevated above the surface of the skin, in children, causes a great deal of distress to their parents, who, therefore, seek medical advice early in almost all cases. Some authors state that in vascular nevi of the elevated type the earlier treatment is applied after their appearance the better are the results obtained, since these lesions tend to grow with the child.* Other authors reserve treatment for special cases only, for cosmetic or functional purposes, or to prevent ulceration with secondary infection and hemorrhage.† J. Walter5 found that radiation or other treatments can make vascular nevi disappear faster, but he concludes that, unless there are positive reasons for early treatment, this is usually unnecessary and may well be considered undesirable. Bowers,7 in analyzing 20 successful cases treated with thorium X, came to the conclusion that at least 13 among