Since May 1, 1917, Drs. Walton and Haig and I have used this paste, which consists of iodoform, 2 parts; bismuth subnitrate, 1 part, and liquid petrolatum sufficient to make a suspension, in 2,000 cases of recent injuries in hospital and private practice. Secondary treatments and infected wounds previously treated by any other method are not included.
We have had 725 cases of scalp wounds, and in none has there occurred a cellulitis about the forehead, the vertex or the occipital region. This was unusual, for in our hospitals there were generally one or two cases of scalp infection most of the time, no matter what treatment was used.
It is well known that because of an abundant blood supply, there is a great tendency for scalp wounds to heal without treatment. Yet, never during the past five years have we recorded so many consecutive cases without infection until we