Behçet's disease is a systemic vasculitis with several well-defined organ manifestations, including various mucocutaneous features. Among them, the urinary tract involvement is rarely cited, most data focusing on bladder dysfunction due to neuroBehçet. This article presents a rare case of a young female patient with urological complaints that was diagnosed with right ureteral ulceration, later confirmed as vasculitis at the histopathological examination. Urological intervention together with adequate immunosuppression let to the healing of the ulcerative lesion. The unusual vasculitic lesion site indicates the complexity of Behçet's disease that requires careful investigation and treatment.