40th Annual Scientific Meeting of the American Rhinologic Society, September 17, 1994, San Diego, Calif

Seven patients, who underwent transfrontal augmentation of the endoscopic surgical approach to the sinuses , were described by Stanley E. Thawley, MD, and Alan E. Deddens, MD , St Louis, Mo. The transfrontal component of this procedure uses a standard frontal trephine opening, which is enlarged to accept endoscopes and instruments laterally and superiorly. The results from this preliminary report are encouraging. Patients with chronic frontal sinus disease, pyocele, mucocele, and acute sinusitis have been treated with the (Neel-Lake) modification of the Lynch procedure for 25 years at the Mayo Clinic, Rochester, Minn. Using the intranasal as well as the external approach, Finn R. Amble, MD , and coauthors have used this procedure for 36 patients, all of whom are asymptomatic at 55 months' mean follow-up (22% required revision surgery). Thin silicone rubber (Silastic) sheeting was rolled to stent the nasofrontal orifice routinely. Steven F. Isenberg, MD , Indianapolis, Ind, described the removal of