“…Some clinical studies have shown that orthodontic treatment may be effective in intruding and replacing the migrated maxillary incisors (Artun & Urbye, ; Cardaropoli, Re, Corrente, & Abundo, , ; Corrente, Abundo, Re, Cardaropoli, & Cardaropoli, ; Melsen, ). The use of orthodontic tooth movement after conventional periodontal therapy in periodontally involved patients has been described in a number of case reports in the past years (Agarwal et al., ; Fukunaga, Kuroda, Kurosaka, & Takano‐Yamamoto, ; Janson, Janson, & Murillo‐Goizueta, ; Nakamura, Gomi, Oikawa, Tokiwa, & Sekiya, ; Pinho, Neves, & Alves, ). However, the effect of orthodontic treatment on periodontal tissues, the risks and benefits of orthodontic tooth movement in the patients with periodontal pathology is controversial and lacking sufficient scientific evidence (Zasciurinskiene, Lindsten, Slotte, & Bjerklin, ).…”