Pages 87-91, Language: EnglishZorzano / Sanchez / Chacartegi / Llamosas / Cundin / ZuazuaThe clinical condition of a ptient with chronic adult-type periodontal disease, as well as gingival recession reaching the tooth apex on a mandibular lateral incisor, is discussed. Because the use of conventional techniques would have resulted in tooth loss, the guided tissue regeneration procedure was applied, with successful results.