Gay-Escoda C, Sánchez-Torres A, Borrás-Ferreres J, Valmaseda-Castellón E. Third molar surgical difficulty scales: systematic review and preoperative assessment form. Med Oral Patol Oral Cir Bucal. 2022 Jan 1;27 (1):e68-76.
doi:10.4317/medoral.24951
https://dx.doi.org/doi:10.4317/medoral.24951
1. Gbotolorun OM, Arotiba GT, Ladeinde AL. Assessment of factors associated with surgical difficulty in impacted mandibular third molar extraction. J Oral Maxillofac Surg. 2007;65:1977-83. |
PMid:17884525 |
2. Benediktsdóttir IS, Wenzel A, Petersen JK, Hintze H. Mandibular third molar removal: Risk indicators for extended operation time, postoperative pain, and complications. Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 2004;97:438-46. |
PMid:15088029 |
3. Renton T, Smeeton N, McGurk M. Factors predictive of difficulty of mandibular third molar surgery. Br Dent J. 2001;190:607-10. |
PMid:11441899 |
4. Komerik N, Muglali M, Tas B, Selcuk U. Difficulty of impacted mandibular third molar tooth removal: Predictive ability of senior surgeons and residents. J Oral Maxillofac Surg. 2014;72:1062-6. |
PMid:24656427 |
5. Ferrús-Torres E, Gargallo-Albiol J, Berini-Aytés L, Gay-Escoda C. Diagnostic predictability of digital versus conventional panoramic radiographs in the presurgical evaluation of impacted mandibular third molars. Int J Oral Maxillofac Surg. 2009;38:1184-7. |
PMid:19660912 |
6. Sánchez-Torres A, Soler-Capdevila J, Ustrell-Barral M, Gay-Escoda C. Patient, radiological, and operative factors associated with surgical difficulty in the extraction of third molars: A systematic review. Int J Oral Maxillofac Surg. 2020;49:655-65. |
PMid:31735527 |
7. Moher D, Liberati A, Tetzlaff J, Altman DG; PRISMA Group. Preferred reporting items for systematic reviews and meta-analyses: the PRISMA statement. Int J Surg. 2010;8:336-41. |
PMid:20171303 |
8. Harbour R, Miller J. A new system for grading recommendations in evidence based guidelines. BMJ. 2001;323:334-6. |
PMid:11498496 PMCid:PMC1120936 |
9. Kim JY, Yong HS, Park KH, Huh JK. Modified difficult index adding extremely difficult for fully impacted mandibular third molar extraction. J Korean Assoc Oral Maxillofac Surg. 2019;45:309-15. |
PMid:31966975 PMCid:PMC6955420 |
10. Upadhyaya C, Chaurasia NK, Neupane I, Srivastava S. Incidence and pattern of impaction of mandibular third molars: a single institutional experience in Nepal. Kathmandu Univ Med J. 2017;15:67-70. |
PMid:29446366 |
11. de Andrade PF, Silva JNN, Sotto-Maior BS, Ribeiro CG, Devito KL, Assis NMSP. Three-dimensional analysis of impacted maxillary third molars: A cone-beam computed tomographic study of the position and depth of impaction. Imaging Sci Dent. 2017;47:149-55. |
PMid:28989897 PMCid:PMC5620459 |
12. Mahdey HM, Arora S, Wei M. Prevalence and difficulty index associated with the 3(rd) mandibular molar impaction among malaysian ethnicities: a clinico-radiographic study. J Clin Diagn Res. 2015;9:65-8. |
PMid:26501016 PMCid:PMC4606345 |
13. Lee JY, Do HS, Lim JH, Jang HS, Rim JS, Kwon JJ, et al. Correlation of antibiotic prophylaxis and difficulty of extraction with postoperative inflammatory complications in the lower third molar surgery. Br J Oral Maxillofac Surg. 2014;52:54-7. |
PMid:24029441 |
14. Jerjes W, El-Maaytah M, Swinson B, Upile T, Thompson G, Gittelmon S, et al. Inferior alveolar nerve injury and surgical difficulty prediction in third molar surgery: the role of dental panoramic tomography. J Clin Dent. 2006;17:122-30. |
PMid:17240930 |
15. Jerjes W, Upile T, Kafas P, Abbas S, Rob J, McCarthy E, et al. Third molar surgery: the patient's and the clinician's perspective. Int Arch Med. 2009;2:32. |
PMid:19852848 PMCid:PMC2772836 |
16. García AG, Sampedro FG, Rey JG, Vila PG, Martin MS. Pell-Gregory classification is unreliable as a predictor of difficulty in extracting impacted lower third molars. Br J Oral Maxillofac Surg. 2000;38:585-7. |
PMid:11092770 |
17. Yuasa H, Kawai T, Sugiura M. Classification of surgical difficulty in extracting impacted third molars. Br J Oral Maxillofac Surg. 2002;40:26-31. |
PMid:11883966 |
18. Diniz-Freitas M, Lago-Méndez L, Gude-Sampedro F, Somoza-Martin JM, Gándara-Rey JM, García-García A. Pederson scale fails to predict how difficult it will be to extract lower third molars. Br J Oral Maxillofac Surg. 2007;45:23-6. |
PMid:16434132 |
19. Akadiri OA, Fasola AO, Arotiba JT. Evaluation of Pederson index as an instrument for predicting difficulty of third molar surgical extraction. Niger Postgrad Med J. 2009;16:105-8. |
PMid:19606189 |
20. Barreiro-Torres J, Diniz-Freitas M, Lago-Méndez L, Gude-Sampedro F, Gándara-Rey JM, García-García A. Evaluation of the surgical difficulty in lower third molar extraction. Med Oral Patol Oral Cir Bucal. 2010;15:869-74. |
PMid:20526272 |
21. Roy I, Baliga SD, Louis A, et al. Importance of clinical and radiological parameters in assessment of surgical difficulty in removal of impacted mandibular 3rd molars: a new index. J Maxillofac Oral Surg. 2015;14:745-9. |
PMid:26225071 PMCid:PMC4511907 |
22. Conti M, Valente A, Catelani M, Rao S. Assessment of difficulty in third impacted mandibular molar surgery: the Conti Scale. Minerva Stomatol. 2015;64:177-88. |
PMid:25937579 |
23. Sammartino G, Gasparro R, Marenzi G, Trosino O, Mariniello M, Riccitiello F. Extraction of mandibular third molars: proposal of a new scale of difficulty. Br J Oral Maxillofac Surg. 2017;55:952-7. |
PMid:29054564 |
24. Al-Samman AA. Evaluation of Kharma scale as a predictor of lower third molar extraction difficulty. Med Oral Patol Oral Cir Bucal. 2017;22:796-9. |
PMid:29053661 PMCid:PMC5814000 |
25. de Carvalho RWF, Vasconcelos BC. Pernambuco index: predictability of the complexity of surgery for impacted lower third molars. Int J Oral Maxillofac Surg. 2018;47:234-40. |
PMid:28818641 |
26. Stacchi C, Daugela P, Berton F, Lombardi T, Andriulionis T, Perinetti G, et al. A classification for assessing surgical difficulty in the extraction of mandibular impacted third molars: Description and clinical validation. Quintessence Int. 2018;49:745-53. |
PMid:30027171 |
27. Zhang X, Wang L, Gao Z, Li J, Shan Z. Development of a New Index to assess the difficulty level of surgical removal of impacted mandibular third molars in an asian population. J Oral Maxillofac Surg. 2019;77:1-8. |
PMid:30959010 |
28. Sainz de Baranda B, Silvestre FJ, Silvestre-Rangil J. Relationship between surgical difficulty of third molar extraction under local anesthesia and the postoperative evolution of clinical and blood parameters. J Oral Maxillofac Surg. 2019;77:1337-45. |
PMid:30878593 |
29. Juodzbalys G, Daugela P. Mandibular third molar impaction: review of literature and a proposal of a classification. J Oral Maxillofac Res. 2013;4:1. |
PMid:24422029 |
30. Manuel S, Surej Kumar LK, Varghese MP. A comprehensive proforma for evaluation of mandibular third molar impactions. J Maxillofac Oral Surg. 2014;13:378-85. |
PMid:26225000 PMCid:PMC4518789 |
31. Garcia Garcia A, Gude Sampedro F, Gandara Rey J, Gallas Torreira M. Trismus and pain after removal of impacted lower third molars. J Oral Maxillofac Surg. 1997;55:1223-6. |
PMid:9371111 |
32. Susarla SM, Dodson TB. Estimating third molar extraction difficulty: a comparison of subjective and objective factors. J Oral Maxillofac Surg. 2005;63:427-34. |
PMid:15789312 |
33. Ashton-James CE, Forouzanfar T, Costa D. The contribution of patients' presurgery perceptions of surgeon attributes to the experience of trust and pain during third molar surgery. Pain Rep. 2019;4:754. |
PMid:31583364 PMCid:PMC6749897 |
34. Sisk AL, Hammer WB, Shelton DW, Joy ED Jr. Complications following removal of impacted third molars: the role of the experience of the surgeon. J Oral Maxillofac Surg. 1986;44:855-9. |
PMid:3464711 |
35. Jerjes W, El-Maaytah M, Swinson B, Banu B, Upile T, D'Sa S. Experience versus complication rate in third molar surgery. Head Face Med. 2006;2:14. |
PMid:16725024 PMCid:PMC1481631 |
36. Berge TI, Gilhuus-Moe OT. Per- and post-operative variables of mandibular third-molar surgery by four general practitioners and one oral surgeon. Acta Odontol Scand. 1993;51:389-97. |
PMid:8304016 |
37. Subramonian K, Muir G. The 'learning curve' in surgery: what is it, how do we measure it and can we influence it? BJU Int. 2004;93:1173-4. |
PMid:15180598 |
38. Benzel EC, Orr RD. A steep learning curve is a good thing! Spine J. 2011;11:131-2. |
PMid:21296296 |
39. Mufson RA. The influence of experience on complication rates. J Oral Maxillofac Surg. 1987;45:906. |
PMid:3478436 |
40. Qu R, Wang J, Li J, Dong Z, Yang J, Liu D, et al. The learning curve for surgeons regarding endoscopic thyroidectomy via the oral-vestibular approach. Surg Laparosc Endosc Percutan Tech. 2018;28:380-4. |
PMid:30222694 |