SILVA, J. L. F.; http://lattes.cnpq.br/4876513011059002; SILVA, Jayara Lorena Farias da.
Résumé:
This work aimed on evaluating, through X-ray, both the evolution and the index of
success of the endodontic treatment technique which makes use of apical foramen
enlargement. Among 121 archived patient records, 64 met all the criteria to be
taking part in the study and were selected for it. From the 64 patients, 15 patients
attended to the meetings to participate in the study. All the patients have
undergone both clinic and X-ray exams, in order to make possible the analysis of
every case. Data were catalogued and both final and monitoring X-Rays (1 – 4
years) were submitted to an evaluation from three different examiners, who
followed the periapical index scoring (PAI). Such index evaluated the degree of
cured and non-cured teeth indicating the percentage of success or failure of the
foramen enlargement surgery technique. From the sample (N = 15), 11 elements
had cure outcomes, 3 finished as not cured and 1 element had to be extracted
because the tooth suffered a crown fracture. Treatments with diagnosed vital pulp
tissue presented 100% of success. Meanwhile, cases in which infection was
present had 57.14% of success. Among the cases with necrotic pulp, with or
without periapical alteration, the greatest part obtained final success. It could be
concluded that the foramen enlargement technique permitted an expressive index
of success regardless the contamination or not of the root canal system in
evaluated teeth, making possible their functionalities to be kept.