| Degree | University / School | Year |
| Assistant Professor | Izmir Tınaztepe University, Faculty of Dentistry, Orthodontics | 2024 |
| PhD | Ege University, Faculty of Dentistry, Department of Clinical Sciences – Orthodontics | 2018 |
| MSc | Ege University, Faculty of Dentistry | 2011 |
| High School | Karşıyaka Anatolian High School, Izmir | 2006 |
| Primary Education | Private Tevfik Fikret Primary School, Izmir | 2002 |
| Job Title | Institution | Period |
| Assistant Professor | Izmir Tınaztepe University, Faculty of Dentistry, Orthodontics | 2024 – Present |
| Orthodontist | Izmir Optimum Oral and Dental Health Center | – |
| PhD Student | Ege University, Faculty of Dentistry, Dept. of Orthodontics | 2011 – 2018 |
Lena Y, Dindaroğlu F. Lingual orthodontic treatment: A YouTube™ video analysis. Angle Orthod. 2018;88(2):208-214.
Lena Sezici Y, Gediz M, Akış AA, Sarı G, Duran GS, Dindaroğlu F. Displacement and stress distribution of Kilroy spring and nickel-titanium closed-coil spring during traction of palatally impacted canine: A 3-dimensional finite element analysis. Orthod Craniofac Res. 2020;23(4):471-478.
Sezici YL, Dindaroğlu F, Işık A, Doğan S. Mesiodistal Angulation of Each Whole Tooth in Patients With Nonsyndromic Unilateral Cleft Lip and Palate: Is it Symmetrical? Cleft Palate Craniofac J. 2021;58(7):824-831.
Lena Sezici Y, Yetkiner E, Aykut Yetkiner A, Eden E, Attin R. Comparative evaluation of fluoride varnishes, self-assembling peptide-based remineralization agent, and enamel matrix protein derivative on artificial enamel remineralization in vitro. Prog Orthod. 2021;22(1):4.
Sezici YL, Gediz M, Dindaroğlu F. Is YouTube an adequate patient resource about orthodontic retention? A cross-sectional analysis of content and quality. Am J Orthod Dentofacial Orthop. 2022;161(1):e72-e79.
Sezici YL, Önçağ MG. Conventional and self-ligating lingual orthodontic treatment outcomes in Class I nonextraction patients: A comparative study with the American Board of Orthodontics Objective Grading System. Am J Orthod Dentofacial Orthop. 2023;163(4):e106-e114.
Lena Sezici Y, Gediz M, Dindaroğlu F. What is the role of second molars in leveling the curve of Spee? A finite element analysis study. Am J Orthod Dentofacial Orthop. 2025;167(3):296-308.
Agani Sabah G, Lena Sezici Y, Yetkiner E. Lingual Retainer Application Using Indirect Bonding Technique: A Technical Note. J Dent Mater Tech. 2022;11(4):201-204.
Lena Y, Bozkurt AP, Yetkiner E. Patients’ and Parents’ Perception of Functional Appliances: A Survey Study. Turk J Orthod. 2017;30(2):33-41.
Sezici YL, Çınarcık H, Yetkiner E, Attin R. Low-Viscosity Resin Infiltration Efficacy on Postorthodontic White Spot Lesions: A Quantitative Light-Induced Fluorescence Evaluation. Turk J Orthod. 2020;33(2):92-97.
Aylin Paşaoğlu Bozkurt, Yağmur Lena Sezici, Servet Doğan. Assessment of the facial soft tissue thickness in adolescent patients with different skeletal malocclusions. EÜ Dent Fac J. 2020;41(2):113-120.
Aylin Paşaoğlu, Yağmur Lena, Servet Doğan. The Effect of Upper Incisor Position on Soft Tissue Parameters. EÜ Dent Fac J. 2017;38(1):39-47.
Enver Yetkiner, Yağmur Lena. Infiltration of White Spot Lesions. Turkiye Klinikleri J Orthod-Special Topics. 2015;1(2):1-6.
Sezici Lena Y, Gediz M, Dindaroğlu F. Leveling the Curve of Spee in Extraction Cases: A Finite Element Analysis Study. 17th International Turkish Orthodontic Society Symposium & 7th Balkan Orthodontic Specialists Union Congress, Istanbul, 2023.
Gediz M, Sezici Lena Y, Ataş C, Dindaroğlu F. Biomechanical Evaluation of Leveling the Curve of Spee: A Finite Element Analysis Study. 18th International Turkish Orthodontic Society Congress, Antalya, 2022.
Sezici Lena Y, Gediz M, Akış AA, Sarı G, Duran GS, Dindaroğlu F. Evaluation of Maxillary Impacted Canine Traction Techniques: A Finite Element Analysis Study. 16th International Turkish Orthodontic Society Symposium, Bodrum, 2019.
Sezici Lena Y, Doğan E, Yetkiner E. Clear Aligners: Content and Quality Analysis of YouTube™ Videos. 16th International Turkish Orthodontic Society Symposium, Bodrum, 2019.
Lena Y, Dindaroğlu F, Önçağ G. Comparison of Aesthetic Outcomes of Two Different Lingual Bracket Designs: Smile Analysis. 16th International Turkish Orthodontic Society Congress, Izmir, 2018.
Cinarcik H, Lena Y, Yetkiner E. Efficacy of infiltration treatment on post-orthodontic white spot lesions with varying severities: A quantitative light-induced fluorescence study. 93rd European Orthodontic Society Congress, Montreux, Switzerland, 2017.
Lena Y, Dindaroğlu F, Işık A, Doğan S. Evaluation of Axial Tooth Inclinations in Unilateral Cleft Lip and Palate Patients. 4th International Cleft Lip and Palate Association Congress, Izmir, 2017.
Lena Y, Önçağ G. Anterior Open-Bite Case Treated Using Zygomatic Anchorage. World Implant Orthodontic Conference, Dubai, UAE, 2015.
Lena Y, Önçağ G. Case Presentation. 14th International Turkish Orthodontic Society Congress, Ankara, 2014.
Pasaoglu A, Yazıcı G, Lena Y, Dogan S.
The evaluation of the effect of upper incisor position on soft tissue parameters and profile.
89th European Orthodontic Society (EOS) Congress, Reykjavik, Iceland, 2013.
Lena Y, Pasaoglu A, Yazıcı G, Dogan S.
The evaluation of the soft tissue thickness in Class I, II and III patients with normodivergent growth pattern.
89th EOS Congress, Reykjavik, Iceland, 2013.
Lena Y, Önçağ G.
The evaluation of maxillary molar distalization system by using 3D digital models.
90th EOS Congress, Warsaw, Poland, 2014.
Yazıcı G, Lena Y, Pasaoglu A, Dogan S.
The evaluation of dental arch widths and ratios in different malocclusions by using 3D models.
90th EOS Congress, Warsaw, Poland, 2014.
Lena Y, Önçağ G.
Evaluation of maxillary molar distalization using 3D digital models.
14th International Turkish Orthodontic Society Congress, Ankara, 2014.
Lena Y, Pasaoglu A, Yazıcı G, Dogan S.
Evaluation of soft tissue thickness in Class I, II, and III patients with normodivergent growth pattern.
14th International Turkish Orthodontic Society Congress, Ankara, 2014.
Yazıcı G, Lena Y, Pasaoglu A, Dogan S.
Evaluation of dental arch widths and ratios in different malocclusion types using 3D digital models.
14th International Turkish Orthodontic Society Congress, Ankara, 2014.
Paşaoğlu A, Yazıcı G, Lena Y, Doğan S.
Evaluation of the effect of upper incisor position on soft tissue parameters and profile.
14th International Turkish Orthodontic Society Congress, Ankara, 2014.
Eren G, Hüseyinalemdaroğlu B, Atalayın Ç, Dündar Çömlekoğlu M, Lena Y, Kalkan T.
Multidisciplinary treatment of a non-syndromic patient with multiple impacted teeth.
44th Scientific Congress of the Turkish Periodontology Association, Istanbul, 2014.
Doğan S, Lena Y, Yazıcı G.
Maxillary expansion methods applied to patients of different age groups with cleft lip and palate anomaly.
1st International Cleft Lip and Palate Association Congress, Cappadocia, 2014.
Doğan S, Ölmez S, Lena Y, Bilkay U, Köşker P.
Multidisciplinary treatment of a patient with bilateral cleft lip and palate anomaly with upper canine and lateral tooth transposition: case report.
1st International Cleft Lip and Palate Association Congress, Cappadocia, 2014.
Lena Y, Önçağ G.
The effects of maxillary expansion appliance anchored on deciduous teeth in the mixed dentition patients.
91st EOS Congress, Venice, Italy, 2015.
Lena Y, Önçağ G.
Maxillary molar distalization by using MGBM-system: Case report.
91st EOS Congress, Venice, Italy, 2015.
Lena Y, Önçağ G.
Maxillary molar distalization by using MGBM-system.
World Implant Orthodontic Conference, Dubai, United Arab Emirates, 2015.
Lena Y, Mutlu E, Önçağ G, Kemaloğlu H.
Multidisciplinary treatment of a patient with upper canine and lateral tooth transposition: case report.
14th International Turkish Orthodontic Society Symposium, Eskişehir, 2015.
Pasaoglu A, Lena Y, Yazıcı G, Yetkiner E.
Patients’ and parents’ perception of the different functional orthodontic treatment process: a pilot study.
92nd EOS Congress, Stockholm, Sweden, 2016.
Lena Y, Önçağ G.
Treatment of a skeletal Class II malocclusion using fixed functional appliance.
AAO Annual Session, Orlando, Florida, USA, 2016.
Lena Y, Ercan Ş, Önçağ G.
Conservative treatment of a patient with excessive gingival display.
15th International Turkish Orthodontic Society Congress, Antalya, 2016.
Lena Y, Huniler G, Aras I, Erdoğan F, Alkan B, Pala E.
Comparison of the effects of two molar uprighting methods using finite element analysis.
15th International Turkish Orthodontic Society Congress, Antalya, 2016.
Lena Y, Ercan Ş, Önçağ G.
Management of a gummy smile using lip repositioning technique: a case report.
93rd EOS Congress, Montreux, Switzerland, 2017.
Lena Y, Soysal H, Önçağ G.
Subjective evaluation of the effects of labial and lingual orthodontic treatment: a retrospective questionnaire study.
15th International Turkish Orthodontic Society Symposium, Ankara, 2017.
Lena Y, Dindaroğlu F.
Lingual Orthodontic Treatment: YouTube™ Video Analysis.
15th International Turkish Orthodontic Society Symposium, Ankara, 2017.
Lena Y, Soysal H, Önçağ G.
A subjective comparison of lingual and labial bracket systems as examined by a retrospective questionnaire.
94th EOS Congress, Edinburgh, UK, 2018.
Çınarcık H, Kıyak D, Kutucu N, Lena Y, Yetkiner E.
Comparison of the aesthetic perception of white spot lesion treatment with infiltration or micro-abrasion methods.
16th International Turkish Orthodontic Society Congress, Izmir, 2018.
Sezici Lena Y, Önçağ G.
Comparison of the effects of two different lingual bracket designs on patient comfort.
16th International Turkish Orthodontic Society Symposium, Bodrum, 2019.
Lena Y, Huniler G, Aras I, Erdoğan F, Alkan B, Pala E. Comparison of the effects of two molar uprighting methods using finite element analysis. XV International Turkish Orthodontic Society Congress, Antalya, 2016. Clinical Poster Award.
Sezici Lena Y, Önçağ G. Comparison of Conventional and Self-Ligating Lingual Brackets. 16th International Turkish Orthodontic Society Symposium, Bodrum, 2019. Orhan Okyay Oral Presentation First Prize.
Memberships in Scientific and Professional Organizations
Turkish Dental Association
Turkish Orthodontic Society
Cleft Lip and Palate Association
Turkish Aligner Association
Izmir Chamber of Dentists
Attended Symposia and Congresses
19th International Turkish Orthodontic Society Congress, Antalya, 2024
3rd International Turkish Aligner Association Scientific Congress, Istanbul, 2024
31st İZDO International Scientific Congress and Exhibition, Izmir, 2024
17th International Turkish Orthodontic Society Symposium & 7th Balkan Orthodontic Specialists Union Congress, Istanbul, 2023
2nd International Turkish Aligner Association Scientific Congress, Istanbul, 2023
18th International Turkish Orthodontic Society Congress, Antalya, 2022
16th International Turkish Orthodontic Society Symposium, Bodrum, 2019
16th International Turkish Orthodontic Society Congress, Izmir, 2018
93rd European Orthodontic Society (EOS) Congress, Montreux, Switzerland, 2017
4th International Cleft Lip and Palate Association Congress, Izmir, 2017
15th International Turkish Orthodontic Society Symposium, Ankara, 2017
AAO Annual Session, Orlando, Florida, USA, 2016
15th International Turkish Orthodontic Society Congress, Antalya, 2016
World Implant Orthodontic Conference, Dubai, United Arab Emirates, 2015
91st European Orthodontic Society (EOS) Congress, Venice, Italy, 2015
14th International Turkish Orthodontic Society Symposium, Eskişehir, 2015
14th International Turkish Orthodontic Society Congress, Ankara, 2014
90th European Orthodontic Society (EOS) Congress, Warsaw, Poland, 2014
1st International Cleft Lip and Palate Association Congress, Cappadocia, 2014
89th European Orthodontic Society (EOS) Congress, Reykjavik, Iceland, 2013
