In Reply.—In the controversial area of treatment for laryngotracheobronchitis, testimony and personal experience has been confused with scientific documentation. In our study, we documented in a controlled manner (1) the acute beneficial results of this treatment procedure; (2) the effects of this treatment on blood gases; (3) the rebound phenomena; and (4) the effects of a defined number of treatments on the natural history of laryngotracheobronchitis.
Dr Bergeson's personal experience is just that—not scientific documentation. Referring to unpublished data when discussing the effects of varying durations of treatment only adds to the pile of testimony that has caused such controversy and confusion. Dr Bergeson discusses this form of treatment as if it has been proved effective. That is far from true considering the study by Gardner et al1 (which, interestingly, was not discussed or referenced by Dr Bergeson). It remains to be shown that more frequent treatments