RESUMEN
<p><b>OBJECTIVE</b>To point out and define "insertion obstacle" (IO) as another sort of sexual dysfunction.</p><p><b>METHODS</b>A retrospective review was done on 32 patients with IO. They were diagnosed by self-rating insertion scale(SIS) designed by reference to the first five questions in OLeary's "Brief Male Sexual Function Inventory for Urology" (1995), involving sexual desire and erection and insertion, and treated mainly by psychological behavior therapy.</p><p><b>RESULTS</b>Of the 32 cases, 30 patients were diagnosed as IO, 29 (90.6%) were simple psychological IO, and successfully cured by psychological behavior therapy.</p><p><b>CONCLUSIONS</b>IO, as a sort of sexual dysfunction, could be diagnosed by SIS, and cured by psychological behavior therapy.</p>