en Periodontology Periodontology Review article Review article <div> <table align="center" hspace="0" vspace="0"> <tbody> <tr> <td style="padding: 0cm 12px; text-align: justify;" valign="top"><span style="font-size:13pt"><span new="" roman="" style="font-family:" times=""><b><span style="font-size:9.0pt"><span style="font-family:" verdana=""><span style="color:#2e74b5">Background and Aim</span></span></span></b><b><span style="font-size:9.0pt"><span style="font-family:" verdana=""><span style="color:#2e74b5">:</span></span></span></b><b> </b><span style="font-size:9.0pt"><span style="font-family:" verdana="">Nowadays, facial esthetics has become the main concern for many people. Gummy smile (GS) is a common complaint that affects the esthetics and psychological status of patients. The aim of this study was to review GS treatment options. &nbsp;</span></span></span></span><br> <span style="font-size:13pt"><span new="" roman="" style="font-family:" times=""><b><span style="font-size:9.0pt"><span style="font-family:" verdana=""><span style="color:#2e74b5">Materials and Methods:</span></span></span></b><span style="font-size:9.0pt"><span style="font-family:" verdana=""> An electronic search was conducted in three databases of PubMed, Wiley and Cochrane Library from January 2015 up to August 2021. According to the eligibility criteria, a total of 41 relevant papers were retrieved and reviewed.</span></span></span></span><br> <span style="font-size:13pt"><span new="" roman="" style="font-family:" times=""><b><span style="font-size:9.0pt"><span style="font-family:" verdana=""><span style="color:#2e74b5">Results: </span></span></span></b><span style="font-size:9.0pt"><span style="font-family:" verdana="">Based on the available data, several techniques have been reported for GS treatment, such as lip repositioning, crown lengthening, orthognathic surgery, laser application, botulinum toxin (BT) injection, hyaluronic acid injection, and micro autologous fat transplantation (MAFT). Combination of two or three of these techniques may yield a better result.</span></span></span></span><br> <span style="font-size:13pt"><span new="" roman="" style="font-family:" times=""><b><span style="font-size:9.0pt"><span style="font-family:" verdana=""><span style="color:#2e74b5">Conclusion:</span></span></span></b> <span style="font-size:9.0pt"><span style="font-family:" verdana="">A wide variety of procedures are available based on the cause of GS. The new, less invasive, faster and safer alternative techniques were shown to be feasible with a long-lasting result and minimal postoperative sequelae. Such treatment options for various types of GS can lead to significant improvement in smile esthetics with high patient satisfaction. &nbsp;</span></span></span></span></td> </tr> </tbody> </table> </div> <div style="text-align: justify;"></div> Botulinum Toxins, Esthetics, Gingivectomy, Lasers, Smiling, Transplantation 154 161 http://jrdms.dentaliau.ac.ir/browse.php?a_code=A-10-878-1&slc_lang=en&sid=1 Helia Sharif Sharifhelia13@gmail.com 100319475328460011361 0000000345398668 No Faculty of Dentistry, Tehran Medical Sciences, Islamic Azad University, Tehran, Iran Shabnam Aghayan Shabnamaghayan@yahoo.com 100319475328460011362 0000000231923655 Yes Department of Periodontology, Faculty of Dentistry, Tehran Medical Sciences, Islamic Azad University, Tehran, Iran