Outcome after surgical resection for high‐grade anal intraepithelial neoplasia (Bowen's disease)

High‐grade anal intraepithelial neoplasia (Bowen's disease) may predispose to anal carcinoma. Treatment options include surgical resection but effectiveness remains uncertain. This paper reports long‐term follow‐up of patients with high‐grade anal intraepithelial neoplasia treated by surgical resection.