Alteraciones de los tejidos periapicales por la extrusión de hipoclorito de sodio en tratamientos de endodoncia

Abstract

As the main purpose of the work, the collection of articles on changes in the periapical tissues by extrusion of sodium hypochlorite in performing root canals, reasons for which are commonly present is performed. In this review of the literature data in different databases and journals in physical related to the subject was compiled, literature annexed in the work was based on articles published between 2007 and 2015, full-text and in English languages and Spanish. The databases that were taken into account for grouping items were PubMed, Science Direct, Dentristy & Oral Sciencie sourse, in which the following subject descriptions individually or combined, "extrusion", "root canal" annexed "sodium hypochlorite, "" irrigation-canal "and" complications ". In the exhaustive search in the previous databases 136 articles were obtained, mostly did not contain the issue raised which led to discard items and leave only those containing the subject initially raised, in total were selected of the 3 bases 15 data items and evaluated with the guide (Scottish Intercolleguiate Guidelines Network) SING. The mentioned items (15) were verified the level of scientific evidence with NICE guidance. From the data found in different articles it was concluded that the damage caused by the passage of hypochlorite through the apical foramen in root canals may happen in immature teeth with large apical foramen and teeth with apical resorption, also the misuse of irrigating needle or appropriate choice of the same.