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Case Reports in Dentistry
Volume 2017 (2017), Article ID 3540159, 8 pages
Case Report

Revascularization in Immature Permanent Teeth with Necrotic Pulp and Apical Pathology: Case Series

1Department of Pediatric Dentistry, University of Seville, Seville, Spain
2Master’s Program of Orthodontics, University of Seville, Seville, Spain
3Department of Orthodontics, University of Seville, Seville, Spain

Correspondence should be addressed to Mendoza AsunciĆ³n

Received 2 May 2017; Accepted 4 July 2017; Published 3 August 2017

Academic Editor: Jiiang H. Jeng

Copyright © 2017 López Carmen et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


Introduction. To present and discuss the results of five clinical cases treated using the revascularization protocol, showing clinical and radiographic monitoring. Necrotic immature teeth with periapical pathology present a challenge to dentists because the techniques used in apexification leave the tooth susceptible to fracture, since the root does not continue to grow in length and the canal walls are thin. Revascularization has emerged as an alternative to resolve these deficiencies, enabling apical closure, continued development of the roots, and thickening of the dentinal walls. Case Series. Five clinically and radiographically diagnosed necrotic immature permanent teeth were treated using revascularization treatment. The therapeutic protocol involved accessing the pulp chamber; irrigating copiously with NaOCl; applying a triple antibiotic paste as intracanal dressing; then provisionally sealing it. After 3 weeks, the canal was cleaned and the apex irritated with a size 15 K-file to induce blood that would serve as a scaffold for pulp revascularization. MTA was used to seal the chamber before final obturation (composite or metallic crown). Conclusion. The discussion of the results leads to debate about different restorative materials and other published protocols.