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Correlation of fractal dimension with histomorphometry in maxillary sinus lifting using autogenous bone graft.

Identifieur interne : 011493 ( Main/Exploration ); précédent : 011492; suivant : 011494

Correlation of fractal dimension with histomorphometry in maxillary sinus lifting using autogenous bone graft.

Auteurs : Rafael Scaf De Molon [Brésil] ; Wagner Nunes De Paula [Brésil] ; Rubens Spin-Neto [Danemark] ; Mario Henrique Arruda Verzola [Brésil] ; Guilherme Monteiro Tosoni [Brésil] ; Raphael Carlos Comelli Lia [Danemark] ; Gulnara Scaf [Brésil] ; Elcio Marcantonio [Brésil]

Source :

RBID : pubmed:25672378

Descripteurs français

English descriptors

Abstract

The aim of this study was to determine the pattern of bone remodeling after maxillary sinus lifting in humans by means of fractal dimension (FD) and histomorphometric analysis. Therefore, the correlation between FD and the histomorphometric findings was evaluated. Sixteen patients with posterior edentulous maxilla were enrolled in this study. Maxillary sinus lifting was performed using autogenous bone grafted from the mandibular retromolar area. Three direct digital panoramic radiographs were obtained: before surgery (Group 1), immediately postoperatively (Group 2) and after 6 months of healing (Group 3) for FD analysis. Biopsies were taken after 6 months, processed and submitted to histological and histomorphometric analysis. Data were analyzed by Shapiro-Wilk test and ANOVA test followed by a Tukey test (a = 0.05). The bone volume fraction of newly trabecular bone (TB) and medullary area (MA) was measured as 62.75% ± 17.16% and 37.25 ± 17.16%, respectively. Significant difference in FD analysis was measured between Group 1 and Group 3. No significant difference was found in the correlation between FD and histomorphometric analysis for TB and MA (p = 0.84). In conclusion, all performed analyses were effective in assessing the bone-remodeling pattern in the maxillary sinus, offering complementary information about healing and predictable outcomes. There were no correlations between FD and histomorphometric analysis.

DOI: 10.1590/0103-6440201300290
PubMed: 25672378


Affiliations:


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<term>Biopsy</term>
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<term>Bone Transplantation (methods)</term>
<term>Dental Implantation, Endosseous</term>
<term>Female</term>
<term>Fractals</term>
<term>Humans</term>
<term>Jaw, Edentulous, Partially (pathology)</term>
<term>Jaw, Edentulous, Partially (surgery)</term>
<term>Male</term>
<term>Mandible (transplantation)</term>
<term>Maxilla (pathology)</term>
<term>Maxilla (surgery)</term>
<term>Maxillary Sinus (pathology)</term>
<term>Maxillary Sinus (surgery)</term>
<term>Middle Aged</term>
<term>Radiography, Panoramic</term>
<term>Sinus Floor Augmentation (methods)</term>
<term>Transplantation, Autologous</term>
<term>Treatment Outcome</term>
<term>Wound Healing</term>
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<term>Adulte d'âge moyen</term>
<term>Biopsie</term>
<term>Cicatrisation de plaie</term>
<term>Femelle</term>
<term>Fractales</term>
<term>Humains</term>
<term>Mandibule (transplantation)</term>
<term>Maxillaire ()</term>
<term>Maxillaire (anatomopathologie)</term>
<term>Mâchoire partiellement édentée ()</term>
<term>Mâchoire partiellement édentée (anatomopathologie)</term>
<term>Mâle</term>
<term>Pose d'implant dentaire endo-osseux</term>
<term>Radiographie panoramique</term>
<term>Rehaussement du plancher du sinus ()</term>
<term>Remodelage osseux</term>
<term>Résultat thérapeutique</term>
<term>Sinus maxillaire ()</term>
<term>Sinus maxillaire (anatomopathologie)</term>
<term>Transplantation autologue</term>
<term>Transplantation osseuse ()</term>
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<term>Maxillaire</term>
<term>Mâchoire partiellement édentée</term>
<term>Sinus maxillaire</term>
</keywords>
<keywords scheme="MESH" qualifier="methods" xml:lang="en">
<term>Bone Transplantation</term>
<term>Sinus Floor Augmentation</term>
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<term>Jaw, Edentulous, Partially</term>
<term>Maxilla</term>
<term>Maxillary Sinus</term>
</keywords>
<keywords scheme="MESH" qualifier="surgery" xml:lang="en">
<term>Jaw, Edentulous, Partially</term>
<term>Maxilla</term>
<term>Maxillary Sinus</term>
</keywords>
<keywords scheme="MESH" qualifier="transplantation" xml:lang="en">
<term>Mandible</term>
</keywords>
<keywords scheme="MESH" xml:lang="en">
<term>Biopsy</term>
<term>Bone Remodeling</term>
<term>Dental Implantation, Endosseous</term>
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<term>Fractals</term>
<term>Humans</term>
<term>Male</term>
<term>Middle Aged</term>
<term>Radiography, Panoramic</term>
<term>Transplantation, Autologous</term>
<term>Treatment Outcome</term>
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<term>Biopsie</term>
<term>Cicatrisation de plaie</term>
<term>Femelle</term>
<term>Fractales</term>
<term>Humains</term>
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<term>Mâle</term>
<term>Pose d'implant dentaire endo-osseux</term>
<term>Radiographie panoramique</term>
<term>Rehaussement du plancher du sinus</term>
<term>Remodelage osseux</term>
<term>Résultat thérapeutique</term>
<term>Sinus maxillaire</term>
<term>Transplantation autologue</term>
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<front>
<div type="abstract" xml:lang="en">The aim of this study was to determine the pattern of bone remodeling after maxillary sinus lifting in humans by means of fractal dimension (FD) and histomorphometric analysis. Therefore, the correlation between FD and the histomorphometric findings was evaluated. Sixteen patients with posterior edentulous maxilla were enrolled in this study. Maxillary sinus lifting was performed using autogenous bone grafted from the mandibular retromolar area. Three direct digital panoramic radiographs were obtained: before surgery (Group 1), immediately postoperatively (Group 2) and after 6 months of healing (Group 3) for FD analysis. Biopsies were taken after 6 months, processed and submitted to histological and histomorphometric analysis. Data were analyzed by Shapiro-Wilk test and ANOVA test followed by a Tukey test (a = 0.05). The bone volume fraction of newly trabecular bone (TB) and medullary area (MA) was measured as 62.75% ± 17.16% and 37.25 ± 17.16%, respectively. Significant difference in FD analysis was measured between Group 1 and Group 3. No significant difference was found in the correlation between FD and histomorphometric analysis for TB and MA (p = 0.84). In conclusion, all performed analyses were effective in assessing the bone-remodeling pattern in the maxillary sinus, offering complementary information about healing and predictable outcomes. There were no correlations between FD and histomorphometric analysis.</div>
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