In the Vignette by Hegemann et al titled "Livedoid Vasculitis With Ulcerations: The Role of Antithrombin III Deficiency and Its Therapeutic Consequences" published in the June issue of the ARCHIVES (2002;138:841-842), an author's name was omitted from the signature block on page 842. Wolfgang Christian Marsch, MD, from Halle (Saale), Germany, should have been listed as the third author. The journal regrets the error.