Nanik Zubaidah
Department Of Conservative Dentistry Faculty Of Dental Medicine, Universitas Airlangga

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Journal : Indian Journal of Forensic Medicine

Endodontic Retreatment in Underfilled Root Canal of Maxillary First Molar with Chronic Periapical Abscess: A Case Report Nanik Zubaidah; Kun Ismiyatin; Cinitra Anindya; Nindhira Puspita Sari; Singgih Harseno; Ahmad Afif Dzulfikar; Dian Dwi Pratiwi
Indian Journal of Forensic Medicine & Toxicology Vol. 15 No. 4 (2021): Indian Journal of Forensic Medicine & Toxicology
Publisher : Institute of Medico-legal Publications Pvt Ltd

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37506/ijfmt.v15i4.16990

Abstract

Background:The failure of endodontic treatment commonly caused by imperfect obturation, periodontalperiradicularlesions, untreated root canals, and some other factors. The failure may trigger the occurrenceof secondary infections due to persistent. bacteria.One of the abnormalities that appear after endodontictreatment is a periapical abscess.Endodontic failure can be overcome by endodontic retreatment, apicalsurgery, or extraction. During an endodontic retreatment, endodontic instruments are used to remove theroot canal filling material and to repeat the steps of endodontic treatment to achieve the apical patency.Purpose: This case report presents management to overcome the failure of previous endodontic treatmentwith nonsurgical endodontic retreatment. Case: A 66 years old male patient came with a dull pain oftooth no 16 and uncomfortable when used for chewing since 2 months after endodontic treatment. Theepisodic swelling appeared since 3 months ago which then deflated.The objective examination showed apositive response to bite test and percussion test. Intraoral periapical radiograph confirmed an underfilledroot canal, and a periapical radiolucency with a diffuse border on palatal root. Case Management: Basedon the patient’s history taking, radiographic, and clinical examination,endodontic retreatment was doneand followed by porcelain fused to metal crown restoration. Conclusion: Endodontic retreatment is theappropriate treatmentoption to overcome the failure of the previous endodontic treatment that accompaniedwith a periapical lesion and to preserve its function in stomatognatic system.
The Monomer Elution of Bulk-Fill Sculptable Composite and Flowable Composite after Photopolymerization Nanik Zubaidah; Adioro Soetojo; Kun Ismiyatin; Karina Erda Saninggar; Hendri Eko Wahyudi; Sylvia; Sandra Kartika Sari
Indian Journal of Forensic Medicine & Toxicology Vol. 15 No. 2 (2021): Indian Journal of Forensic Medicine & Toxicology
Publisher : Institute of Medico-legal Publications Pvt Ltd

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37506/ijfmt.v15i2.14853

Abstract

Introduction: Composite resins have excellent mechanical properties, including fast polymerization,aesthetic quality, easy handling, and the ability to adhere to the enamel surfaces. However, there are alsosome disadvantages from this material, one of them is residual monomers. Bulk-fill composite resins areavailable in sculptable (solid) and flowable (liquid) form. Most composite resin matrix is aromatic oraliphatic acrylates. Bis-GMA, UDMA, and TEGDMA are the matrix monomers that are commonly used butshow a high cytotoxicity level. They also have poor mechanical properties such as wear resistance, hardness,tendency to change color, and may cause pulp reactions. Aim: The aim of this study was to investigate thenumber of residual monomers in bulk-fill sculptable and flowable composites in the submersion of 75%ethanol solution (10 minutes, an hour, and 24 hours). Methods: Sculptable and flowable composites wereused in this study. Samples (4 mm thick, 5 mm diameter) were prepared and polymerized for 10 secondswith an intensity of 1025 mW / cm2 of a light emitted diode (LED). After the sample was made, each samplewas immediately immersed in a 75% ethanol solution as an extraction liquid and stored in amber-coloredbottles at room temperature. Samples were taken as many as 7 cc at intervals of 10 minutes, an hour, and 24hours. Samples were analyzed by High-Performance Liquid Chromatography (HPLC). The data obtainedwere analyzed using the Kruskal-Wallis Test, Independent T-Test and Mann-Whitney Test at a significancelevel of p <0.05. Result: The amount of elusion remaining monomers of the bulk-fill flowable compositewas higher than bulk-fill sculptable composite. UDMA composite of bulk fill flowable submersed in 75%ethanol solution for 24 hours was the highest among other monomers. Conclusion: Residual monomerseluted inside bulk-fill composite resins in all time periods and the amount of eluted monomers increaseswith time.