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Graca, Nathalia Del Rio Lyra,Palmeira, Anna Rebeca de Barros Lins Silva,Fernandes, Luana Osorio,da Silva Pedrosa, Marlus,Guimaraes, Renata Pedrosa,Santos, Saulo Cabral dos,Gomes, Anderson Stevens Leon Korean Academy of Oral and Maxillofacial Radiology 2019 Imaging Science in Dentistry Vol.49 No.2
The available methods for veneer evaluation are limited to clinical and radiographic examinations, which may not allow the appropriate identification of failure. In this report, we demonstrate the use of optical coherence tomography (OCT) as a noninvasive diagnostic and follow-up method to evaluate gingival recovery and the adhesive interface in aesthetic oral rehabilitation involving periodontal plastic surgery and ceramic laminate veneers. OCT was efficient for evaluating both soft and hard tissues, as well as the quality of the adhesive interface. In conclusion, OCT was found to be a promising approach for the professional evaluation of aesthetic oral rehabilitation, as it was capable of generating images that enabled the analysis of gingival recovery and the adhesive interface.
Nathalia Del Rio Lyra Graça,Anna Rebeca de Barros Lins Silva Palmeira,Luana Osório Fernandes,Marlus da Silva Pedrosa,Renata Pedrosa Guimarães,Saulo Cabral dos Santos,Anderson Stevens Leonidas Gomes,Cl 대한영상치의학회 2019 Imaging Science in Dentistry Vol.49 No.2
The available methods for veneer evaluation are limited to clinical and radiographic examinations, which may not allow the appropriate identification of failure. In this report, we demonstrate the use of optical coherence tomography (OCT) as a noninvasive diagnostic and follow-up method to evaluate gingival recovery and the adhesive interface in aesthetic oral rehabilitation involving periodontal plastic surgery and ceramic laminate veneers. OCT was efficient for evaluating both soft and hard tissues, as well as the quality of the adhesive interface. In conclusion, OCT was found to be a promising approach for the professional evaluation of aesthetic oral rehabilitation, as it was capable of generating images that enabled the analysis of gingival recovery and the adhesive interface.
Evaluation of bioenergetic and mitochondrial function in liver transplantation
Rui Miguel Martins,João Soeiro Teodoro,Emanuel Furtado,Anabela Pinto Rolo,Carlos Marques Palmeira,José Guilherme Tralhão 대한간학회 2019 Clinical and Molecular Hepatology(대한간학회지) Vol.25 No.2
Background/Aims: We measured changes in mitochondrial function and bioenergetics that occur during ischemia/ reperfusion in fresh liver samples of patients undergoing liver transplantation. These variations correlated with markers of liver function and clinical outcome. Ischemia/reperfusion injury related to liver transplantation affects mitochondrial function and bioenergetics. Experimental studies were conducted to identify the role of bioenergetics and mitochondrial dysfunction. To the best of our knowledge, no investigation of these two factors’ impacts on liver transplantation has been performed. Methods: This was a prospective study of 28 patients who underwent liver transplantation. We measured parameters of mitochondrial function and bioenergetics in biopsies performed during the procedure. Results: We observed a statistically significant reduction in mitochondrial membrane potential, an increase in lag phase, and decreases in mitochondrial respiration and adenosine triphosphate content (P<0.010). Higher postoperative aminotransferase peaks correlated with worse mitochondrial function; mitochondrial respiration correlated with arterial lactate (P<0.010). Conclusions: There is a relationship between mitochondrial function and ischemia/reperfusion injury. The future use of these clinical markers as prognostic factors may allow early identification of post-transplant liver failure and may indicate the need to perform a new transplant.