Background: This study was designed to compare the clinical performance of composite, strip crowns, biological restoration, and composite with stainless steel band when used for the coronal build-up of anterior teeth.
Materials And Methods: A total of 20 patients aged 3-6 years presenting with mutilated primary anterior teeth due to caries or trauma were selected for the study using randomized simple sampling. A total of 52 primary anterior teeth were randomly divided into four equal groups having 13 teeth in each group. Teeth in Group I were restored with composite, in Group II with strip crowns, in Group III with biologic restoration and with stainless steel band reinforced composite in group IV. The restorations were evaluated for color match, retention, surface texture, and anatomic form according to Ryge's Direct (US Public Health Service) evaluation criteria at baseline (immediate postoperative), after 48 h, 3, 6, and 9 months. The data obtained were statistically analyzed using Chi-square test, and level of significance, that is, P value was determined.
Results: At baseline, none of the groups showed any color changes. Other than Group III all other groups showed highly significant changes (P < 0.05) in color after 3 months. Loss of retention was seen in both Groups I and IV after 3 months. After 6 months, retention loss was seen in all the groups except Group II, in which loss was seen after 9 months (P > 0.05). Deterioration in surface texture was exhibited maximum by restorations in Group IV followed by Group I at 3 months. Whereas, no surface changes were seen in Group II and III. Only Group I and IV showed discontinuity in anatomic form after 3 months. After 6 months, except in Group II, discontinuity in anatomic form was observed in all the groups. Discontinuity in anatomic form was seen in all the 4 groups after 9 months although the difference was not significant (P > 0.05).
Conclusion: Biological restoration was found to be most satisfying esthetically owing to color compatibility with the patient's tooth. Thus, it has a great potential to be used as esthetic restorative option in primary anteriors.
Download full-text PDF |
Source |
|---|---|
| http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4696361 | PMC |
| http://dx.doi.org/10.4103/1735-3327.170578 | DOI Listing |
Publication Analysis
Top Keywords
Similar Publications
Deep learning in 3D cardiac reconstruction: a systematic review of methodologies and dataset.
Med Biol Eng Comput
January 2025
Department of Computer Science and Engineering, Shri Shankaracharya Institute of Professional Management and Technology, Raipur, (C.G.), India.
This study presents an advanced methodology for 3D heart reconstruction using a combination of deep learning models and computational techniques, addressing critical challenges in cardiac modeling and segmentation. A multi-dataset approach was employed, including data from the UK Biobank, MICCAI Multi-Modality Whole Heart Segmentation (MM-WHS) challenge, and clinical datasets of congenital heart disease. Preprocessing steps involved segmentation, intensity normalization, and mesh generation, while the reconstruction was performed using a blend of statistical shape modeling (SSM), graph convolutional networks (GCNs), and progressive GANs.
View Article and Find Full Text PDFBasic Science and Pathogenesis.
Alzheimers Dement
December 2024
Stevens Neuroimaging and Informatics Institute, Keck School of Medicine, University of Southern California, Los Angeles, CA, USA.
Background: Microglia undergo varying regional dependent functional changes, which can exacerbate cognitive decline in Alzheimer's disease, but the full clinical relevance remains unclear. Ramified microglia survey the micro-environment and inert/amoeboid microglia engulf debris. A third morphological type; rod microglia, have been observed in a number of pathological conditions, but are relatively understudied.
View Article and Find Full Text PDFBasic Science and Pathogenesis.
Alzheimers Dement
December 2024
Department of Cell Biology and Pathology, New York, NY, USA.
Background: Possession of the APOE4 allele is the strongest genetic risk factor for developing the sporadic form of Alzheimer's disease (AD). Studies investigating APOE4's associated AD risk have largely centered on APOE4's propensity to regulate the deposition of extracellular amyloid beta plaques. More recent attempts to characterize APOE4's role in AD have brought into question the role APOE4 may possess in modulating the pathogenesis of intracellular tau tangles.
View Article and Find Full Text PDFBasic Science and Pathogenesis.
Alzheimers Dement
December 2024
Université Laval, Quebec, QC, Canada.
Background: There is a common agreement that Alzheimer's disease (AD) is inherently complex; otherwise, a general disagreement remains on its etiological underpinning, with numerous alternative hypotheses having been proposed. Our objective was to perform a scoping review of original manuscripts describing hypotheses and theories of AD published in past decades.
Methods: We reviewed 127 original manuscripts that fulfilled our inclusion criteria out of more than 13,807 references extracted from open databases (from inception to 14 Sept 2023).
Basic Science and Pathogenesis.
Alzheimers Dement
December 2024
University of Washington, Seattle, WA, USA.
Background: The structural, cellular, and biomolecular research necessary for a mechanistic understanding of Alzheimer's Disease (AD) relies on brain tissue collected according to a brain sampling protocol (BSP) and preserved in biorepositories. Such research involves discipline-specific terminology such as cytoarchitectonic domains, brain network nodes, etc. This specificity can result in iterative, time-consuming, and error-prone request processes.
View Article and Find Full Text PDFWant AI Summaries of new PubMed Abstracts delivered to your In-box?
Enter search terms and have AI summaries delivered each week - change queries or unsubscribe any time!