Contemporary Clinical Dentistry最新文献

{"title":"Effect of the Proximity of Roots to the Cortical Plate and Inclination of Incisors on External Apical Root Resorption.","authors":"Shivam Mehta, Po-Jung Chen, Meng-Hsuan Lin, Gauri Sharma, Falguni Mehta, Chia-Ling Kuo, Aditya Tadinada, Sumit Yadav","doi":"10.4103/ccd.ccd_454_23","DOIUrl":"https://doi.org/10.4103/ccd.ccd_454_23","url":null,"abstract":"<p><strong>Background: </strong>External apical root resorption (EARR) is an unfavorable side effect of orthodontic treatment. Orthodontic treatment of patients with increased crowding could lead to the proclination of incisors and proximity of roots to the cortical plates.</p><p><strong>Aims: </strong>The aim of this study was to evaluate the effects of the proximity of the labial and lingual cortical plates and the inclination of incisors on EARR.</p><p><strong>Settings and design: </strong>Twenty-six patients (age: 13.39 years) with nonextraction fixed orthodontic treatment were evaluated at pretreatment and posttreatment (52 cone-beam computed tomographies).</p><p><strong>Materials and methods: </strong>The maxillary and mandibular incisors (416 teeth) were evaluated for the pretreatment predictors such as the labial and palatal (lingual) cortical plate thickness, width of the mandibular symphysis/maxillary alveolus and cancellous bone, position of the root apex in cancellous/cortical bone, and treatment factors such as distance of root to the labial and palatal (lingual) outer and inner cortical plate and incisor inclination.</p><p><strong>Statistical analysis used: </strong>Statistical analyses were performed with R software at a 0.05 significance level. Each parameter was compared between pretreatment and posttreatment by a paired <i>t</i>-test, and the association to root resorption was performed using a regression model.</p><p><strong>Results: </strong>Clinically significant (>1 mm) root resorption was observed in 35% of all mandibular incisors and 52% of all maxillary incisors. Width of cancellous bone, position of the root apex in cortical bone, proximity of the root apex to the labial and palatal (lingual) outer cortical plate, lingual inner cortical plate, and proclination of incisors were significant factors associated with EARR.</p><p><strong>Conclusions: </strong>Proximity to the cortical plates and proclination of incisors are associated with increased EARR.</p>","PeriodicalId":10632,"journal":{"name":"Contemporary Clinical Dentistry","volume":null,"pages":null},"PeriodicalIF":0.9,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11540203/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142603362","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Atypical Presentation and Surgical Management of Ectopic Mandibular Third Molar in Subcondylar Region: A Rare Case Report.","authors":"Pulkit Khandelwal, Harish Saluja, Seemit Shah, Anuj Dadhich","doi":"10.4103/ccd.ccd_138_24","DOIUrl":"https://doi.org/10.4103/ccd.ccd_138_24","url":null,"abstract":"<p><p>Ectopic teeth arise from developmental abnormalities and can be supernumerary, deciduous, or permanent teeth. They can cause orofacial pain, swelling, and infection. There is a major paucity in literature about ectopic mandibular third molar (EMTM) and its causes, symptoms, and treatment. We present an unusual case of EMTM in the mandibular subcondylar region and its surgical management. A 58-year-old female reported with complain of pain and swelling in the right preauricular region. On radiographic assessment, the right mandibular third molar was ectopically present in the subcondylar region and associated with a small dentigerous cyst. Complete removal of cystic lining and extraction of EMTM was done under general anesthesia using a retromandibular approach. After surgery, there was a complete resolution of symptoms within 1 month with uneventful healing and no postoperative complications.</p>","PeriodicalId":10632,"journal":{"name":"Contemporary Clinical Dentistry","volume":null,"pages":null},"PeriodicalIF":0.9,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11540200/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142603354","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"<i>In vitro</i> Molecular Mechanisms of Anticancer Activity of Stevioside in Human Osteosarcoma Cell Lines (Sarcoma Osteogenic).","authors":"N Prithiksha, R Priyadharshini","doi":"10.4103/ccd.ccd_429_23","DOIUrl":"https://doi.org/10.4103/ccd.ccd_429_23","url":null,"abstract":"<p><strong>Introduction: </strong>Osteosarcoma (OS) is a rare and aggressive form of bone cancer that primarily affects the long bones of the body, such as the arms and legs. It is characterized by the uncontrolled growth of malignant cells in the bone tissue, leading to the formation of abnormal and painful bone masses. <i>Steviol</i> glycosides have been widely used as natural noncalorie sweeteners and are the collective name of the sweet substances found naturally in the plant <i>Stevia rebaudiana</i>, which is commonly called <i>Stevia</i>. Our study aimed to analyze the anticancer activity of <i>Stevioside</i> in OS.</p><p><strong>Materials and methods: </strong><i>Stevioside</i> was applied to OS cells, and the levels of Bcl xL, Bcl-2, and Bax were then estimated. The results of three separate studies, each carried out in triplicate, were expressed as the mean ± standard errors of the mean (SEM). One-way ANOVA was used for statistical analysis.</p><p><strong>Results: </strong>The findings showed that the effect of <i>Stevioside</i> on sarcoma osteogenic cells with mean ± SEM as 0.74 ± 0.05, 0.69 ± 0.09, 0.46 ± 0.09 for Bcl-xL gene, 0.98 ± 0.06, 0.58 ± 0.07, 0.5 ± 0.07 for Bcl-2 gene, and 1.2 ± 0.08, 1.45 ± 0.11, 1.67 ± 0.12 for Bax gene, respectively, when treated with untreated control cells.</p><p><strong>Conclusion: </strong>The study concludes its action against bone OS cells was significant with apoptotic induction. <i>Stevia</i> has a wide range of health benefits as well as being a plant-based diet it has less of side effects and promoting features even by intaking it daily along with other medicines.</p>","PeriodicalId":10632,"journal":{"name":"Contemporary Clinical Dentistry","volume":null,"pages":null},"PeriodicalIF":0.9,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11540208/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142603333","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"A Comprehensive Approach to Unilateral Cleft Lip and Palate Management through Presurgical Nasoalveolar Molding and Surgical Repair in a Neonate.","authors":"Lucky Yadav, Navraj Mattu, Pravesh Mehra, Pooja Jain","doi":"10.4103/ccd.ccd_12_24","DOIUrl":"https://doi.org/10.4103/ccd.ccd_12_24","url":null,"abstract":"<p><p>This case report details the successful application of nasoalveolar molding (NAM) in a 4-day-old neonate with a complete unilateral cleft lip and palate, showcasing a comprehensive treatment approach involving presurgical NAM and subsequent surgical repair. The NAM technique, pioneered by Barry H. Grayson, utilizes a specialized appliance to shape the alveolar ridge and nasal cartilage concurrently. The case demonstrates favorable outcomes, with the alveolar segments brought closer to normalcy after approximately 4 months of NAM. The patient underwent further surgical repair, as per the protocol emphasizing the interdisciplinary approach in cleft management.</p>","PeriodicalId":10632,"journal":{"name":"Contemporary Clinical Dentistry","volume":null,"pages":null},"PeriodicalIF":0.9,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11540197/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142603342","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Preventive Effect of Ultraviolet Photofunctionalization on Peri-implant Biofilm Formation: An <i>In vivo</i> Randomized Study.","authors":"Akanksha Goel, Vinit Swami, Amol Somaji Patil, Vasanthi Vinit Swami","doi":"10.4103/ccd.ccd_106_24","DOIUrl":"https://doi.org/10.4103/ccd.ccd_106_24","url":null,"abstract":"<p><strong>Background: </strong>Peri-implant biofilm formation due to local bacterial colonization is one of the important factors for the instability of temporary anchorage devices (TADs).</p><p><strong>Aim: </strong>The aim of this study was to quantify and compare the colonization of <i>Streptococcus sanguinis</i> on ultraviolet (UV) treated and untreated titanium TADs.</p><p><strong>Materials and methods: </strong>This prospective, <i>in vivo</i> study included 20 subjects requiring orthodontic treatment with first premolar extraction, followed by retraction of the anterior teeth with absolute anchorage using TADs. TADs were placed interdentally, in the keratinized tissue between the upper second premolar and the first molar on the buccal side, at the mucogingival junction. It was a split-mouth study where one side of TAD was UV-treated for 15 min, and the other side was kept untreated as a control. TADs were removed after 6 months for <i>S. sanguinis</i> quantification on both sides and were compared for biofilm reduction.</p><p><strong>Statistical analysis: </strong>Statistical software was used to perform unpaired <i>t</i>-tests for the individual samples as well as for comparing total UV-treated and untreated samples. <i>P</i> <0.05 was considered significant.</p><p><strong>Results: </strong>The mean bacterial count (per ml) was found to be 2.2 × 10⁶ copy numbers and 8.9 × 10⁶ copy numbers in the UV group and untreated group, respectively. The total count of bacteria was found to be less in the UV-treated group compared to the untreated group.</p><p><strong>Conclusions: </strong>The study concludes that UV photofunctionalization results in a significant reduction of <i>S. sanguinis</i> colony on TADs with reduced chances of failure due to inflammation.</p>","PeriodicalId":10632,"journal":{"name":"Contemporary Clinical Dentistry","volume":null,"pages":null},"PeriodicalIF":0.9,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11540206/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142603385","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Space Closure with Different Appointment Intervals: A Split-mouth Randomized Controlled Trial.","authors":"Hend Salah ElSayed, Amr Ragab El-Beialy, Juan Martin Palomo, Yehya Ahmad Mostafa","doi":"10.4103/ccd.ccd_617_21","DOIUrl":"10.4103/ccd.ccd_617_21","url":null,"abstract":"<p><strong>Background: </strong>Canine retraction has been successful with various force systems and retraction techniques. The appointment interval for force reactivation in canine retraction along the archwire is 4-8 weeks.</p><p><strong>Aims: </strong>The aim was to evaluate the effect of different reactivation intervals on the rate of space closure.</p><p><strong>Settings and design: </strong>This split-mouth randomized clinical trial recruited 38 patients indicated for the first premolar extraction.</p><p><strong>Methods: </strong>Monthly digital models were acquired for 6 months. The first premolars were extracted, and temporary anchorage devices were placed for maximum anchorage control. The canines were retracted using elastomeric chains which were replaced every 2, 4, 6, or 8 weeks. The monthly rate of canine retraction was measured. The time to space closure was calculated. The secondary outcome was the mesial drift of the first molars.</p><p><strong>Statistical analysis: </strong>The Kaplan-Meier survival analysis and the Friedman test evaluated and compared the groups.</p><p><strong>Results: </strong>There was no significant difference between the monthly canine retraction rate or the first molar mesial drift between the groups. The mean time to space closure was 5.74 months in the 2-week reactivation group, which was statistically less than the other groups.</p><p><strong>Conclusions: </strong>The 2-week reactivation interval may reduce time to space closure. Direct anchorage control with miniscrews limited anchorage loss significantly.</p>","PeriodicalId":10632,"journal":{"name":"Contemporary Clinical Dentistry","volume":null,"pages":null},"PeriodicalIF":0.9,"publicationDate":"2024-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11349072/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142105119","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Treatment of Ulcerative Lesions with Low-level Laser Therapy in a Patient with SARS-CoV-2.","authors":"Evllen do Vale Castro, Joao Victor de Paula Freitas, Francisco Artur Forte Oliveira, Lucas Alexandre Maia, Thinali Sousa Dantas, Clarissa Pessoa Fernandes Forte","doi":"10.4103/ccd.ccd_399_23","DOIUrl":"10.4103/ccd.ccd_399_23","url":null,"abstract":"<p><p>Ulcerated lesions have been observed in SARS-CoV-2 patients and their treatment is a challenge. We aim to report the treatment of oral lesions with low-level laser therapy (LLLT) in a patient with SARS-CoV-2. The patient diagnosed with COVID-19 was admitted to the intensive care unit, on mechanical ventilation, and on a nasogastric tube diet that persisted due to oral lesions. Painful ulcerated lesions, clinically diagnosed as viral ulcer, were found on the tongue, palate, labial commissure, and oropharynx during the oral evaluation. An antimicrobial photodynamic therapy with methylene blue and red laser (high energy) was performed, followed by treatment with LLLT with red laser. Significant clinical improvement of the lesions was observed after seven sessions of LLLT, with the oral diet being reestablished. Oral mucosal lesions in patients with COVID-19 are usually symptomatic and with onset after systemic symptoms. LLLT has been used in the management of these lesions, with promising results.</p>","PeriodicalId":10632,"journal":{"name":"Contemporary Clinical Dentistry","volume":null,"pages":null},"PeriodicalIF":0.9,"publicationDate":"2024-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11349074/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142116919","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Clinical Performance of Zirconia Reinforced versus Conventional Viscous Glass Ionomer in Class I Cavities of Geriatric Patients: A 1-year Randomized Controlled Clinical Trial.","authors":"Doaa Abdou, Mai Akah, Rania Sayed Mosallam, Omaima Mohamed Safwat","doi":"10.4103/ccd.ccd_440_23","DOIUrl":"10.4103/ccd.ccd_440_23","url":null,"abstract":"<p><strong>Background: </strong>For the elderly population, efforts are made to simplify the restorative procedure while maintaining good clinical performance. Glass ionomer (GI) cements are showing signs to fulfill many of these qualities. With their new properties and ease of use, they can be developed further to become a useful group of materials to overcome the problems of elderly patients.</p><p><strong>Aim: </strong>The aim of the study was to evaluate the clinical performance of zirconia-reinforced versus conventional viscous GI restorations in Class I cavities of geriatric patients.</p><p><strong>Setting and design: </strong>The study design was <i>in vivo</i> randomized clinical trial, parallel-arms, allocation ratio: 1:1.</p><p><strong>Subjects and methods: </strong>A total of 28 Class I carious lesions in 21 geriatric patients were restored randomly either by zirconomer-improved or Ketac Molar Quick Aplicap (<i>n</i> = 14) each. Restorations were evaluated for 1 year by modified USPHS criteria.</p><p><strong>Statistical analysis: </strong>Data were analyzed with the Chi-square test and Cochran's Q-test. Survival rate was analyzed using the Kaplan-Meier and log-rank test.</p><p><strong>Results: </strong>Twenty-four restorations were evaluated in 19 patients with a recall rate of 85.7% at 12 months. Significant differences were found in marginal integrity and marginal discoloration within both restorative materials between different time intervals (<i>P</i> < 0.05). However, none of the materials were superior to another regarding all assessed criteria.</p><p><strong>Conclusions: </strong>Both zirconia-reinforced GI and conventional highly viscous GI have acceptable clinical performance.</p>","PeriodicalId":10632,"journal":{"name":"Contemporary Clinical Dentistry","volume":null,"pages":null},"PeriodicalIF":0.9,"publicationDate":"2024-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11349069/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142105097","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Immediate Implant Placement in Conjunction with Maxillary Sinus Lifting and Grafting.","authors":"Salah Sakka","doi":"10.4103/ccd.ccd_216_23","DOIUrl":"10.4103/ccd.ccd_216_23","url":null,"abstract":"<p><p>Bone deficiency in the posterior maxillary bone can be associated with a large sinus cavity and this dilemma can limit implant placement for dental rehabilitation in this area. The maxillary sinus lifting technique can be the solution for many clinical situations with minimal bone height, allowing the placement of longer implants. Autogenous bone graft is a safe and reliable material for reconstructive surgery. In this article, a case of an elderly male patient with inadequate maxillary bone height is presented. Simultaneous maxillary sinus elevation and implant placement with autogenous parietal bone graft were performed.</p>","PeriodicalId":10632,"journal":{"name":"Contemporary Clinical Dentistry","volume":null,"pages":null},"PeriodicalIF":0.9,"publicationDate":"2024-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11349080/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142116918","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Comparison of Conventional and Microsurgical Access Flap Procedure in Managing Chronic Periodontitis: A Randomized Controlled Trial.","authors":"A B Archana, Roshni Ramesh, Jacob Varghese, S Anoop","doi":"10.4103/ccd.ccd_151_23","DOIUrl":"10.4103/ccd.ccd_151_23","url":null,"abstract":"<p><strong>Aim: </strong>The aim of the study was to evaluate and compare the periodontal treatment outcomes in patients with periodontitis treated using conventional and microsurgical access flap procedure.</p><p><strong>Materials and methods: </strong>Fifty chronic periodontitis patients were randomly assigned to conventional (Group I) and microsurgical (Group II) open flap debridement procedure. The parameters measured were probing pocket depth, clinical attachment loss (CAL), gingival recession (GR), bleeding on probing (BOP), wound healing, and postoperative pain. PD, CAL, GR, and BOP were assessed at pretreatment (baseline) and 3 months postoperatively. Wound healing was assessed using Landrey et al. healing index at 7th day and 3 months postoperatively and postoperative pain was assessed using number of analgesics taken for 7 days following surgery.</p><p><strong>Results: </strong>Healing Index score of 4 (very good healing) was found in 40% of sites of Group I and 95% of sites of Group II. Comparison of number of analgesics taken between groups on day 7 showed a statistically significant difference (<i>P</i> < 0.01), indicating that pain was significantly reduced in Group II compared to Group I. At 3 months postoperatively, there was no significant reduction in PD, CAL, GR, and BOP between the groups.</p><p><strong>Conclusions: </strong>In open flap debridement procedure, a microsurgical approach can substantially improve the early healing and induce less postoperative pain when compared to a conventional macroscopic approach.</p>","PeriodicalId":10632,"journal":{"name":"Contemporary Clinical Dentistry","volume":null,"pages":null},"PeriodicalIF":0.9,"publicationDate":"2024-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11349071/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142105099","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}