Stomatologija最新文献

{"title":"Effect of the combination of chemical-physical pretreatments for bonding PEEK to resin composites.","authors":"Gretty Alonso-Martínez, Marine Ortiz-Magdaleno, Norma Verónica Zabala-Alonso, Paula Sánchez-Robles, Mariana Gutiérrez-Sánchez, Juan Carlos Flores-Arriaga, Gabriel Fernando Romo-Ramírez","doi":"","DOIUrl":"","url":null,"abstract":"<p><strong>Objective: </strong>Surface pretreatment of polyetheretherketone (PEEK) is necessary to increase the bond strength between PEEK and veneering materials. The objective of this in vitro study was to evaluate the effect of a combination of chemical and physical pretreatments on the surface of PEEK for the adhesion of resin composite.</p><p><strong>Materials and methods: </strong>Five pretreatments were evaluated: grit-blasting (Al2O3), grit-blasting (Al2O3)+primer adhesive, 98% sulfuric acid, 98% sulfuric acid+primer adhesive, and an untreated control. The PEEK surface was evaluated with a scanning electron microscope, and the tensile bond strength (TBS) of the PEEK with the veneering resin composite interface was measured with a universal test machine at a crosshead speed of 5 mm/min. The failure was categorized as adhesive, cohesive or mixed.</p><p><strong>Results: </strong>Pretreatment with grit-blasting+primer adhesive obtained the highest mean ± standard deviation TBS value (19.10±1.70 MPa) followed by 98% sulfuric acid+primer adhesive (17.90±1.20 MPa), while the pretreatments with grit-blasting (13.97±2.33 MPa) and 98% sulfuric acid (12.18±0.70 MPa) showed the lowest values. All pretreatments showed statistically significant differences with respect to the untreated PEEK control and the combined pretreatments with respect to the pretreatment with grit-blasting and 98% sulfuric acid (p≤0.05). A higher number of adhesive failures were observed except in the grit-blasting+primer adhesive group, which had 80% mixed failures. No cohesive failures were seen.</p><p><strong>Conclusion: </strong>The combination of chemical-physical pretreatments induced an increased in the TBS values between PEEK and resin composite because of the topographical roughness and the micro-mechanical anchoring in the PEEK surface.</p>","PeriodicalId":94215,"journal":{"name":"Stomatologija","volume":"26 1","pages":"12-17"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144183441","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Comparative analysis of indicators of primary stability of implants of different implantological systems at immediate implantation.","authors":"Dmytro Kaplun, David Avetikov, Serhii Balyuk, Olena Ivanytska, Кateryna Lokes, Ihor Ivanytskyi","doi":"","DOIUrl":"","url":null,"abstract":"<p><strong>The aim of the study: </strong>Compare the primary stability indicators of implants from various implant systems.</p><p><strong>Materials and methods: </strong>The study enrolled 27 patients; all participants underwent a surgical procedure involving tooth extraction accompanied by simultaneous one-stage dental implantation using Vitaplant VPKS, MegaGen AnyRidge, and Alpha Dent Superior Active implants. To assess primary stability during surgery (a torque test) was conducted. Additionally, the Implant Stability Quotient (ISQ) value was measured utilizing a Penguin RFA apparatus.</p><p><strong>Results and discussion: </strong>Comparing multiple implants reveals a clear pattern and consistency within the torque range of various implant systems. This observation directly indicates the efficacy of their design and surface structure. The obtained data revealed distinct trends in ISQ progression over the 90-day period in patients with one-stage implantation of Alpha Dent Superior Active implants. The dynamics ISQ values from implantation of MegaGen AnyRidge demonstrated slightly regressive trend up to 21 days, followed by a rise in values from day 21. The overall pattern Vitaplant VPKS group resembles that of the previous implant groups, yet with slightly more scattered data.</p><p><strong>Conclusions: </strong>The average indicators of primary implant stability (torque) across all implant systems fall within the range of 10 to 35 N/cm². No signifi cant statistical differences were observed among them. Nonetheless, it should be noted that Alpha Dent Superior Active implants exhibited a slightly higher torque value. The dynamics ISQ of MegaGen and Vitaplant implants demonstrate strikingly similar behavior, while the Alpha Dent implant displays a markedly accelerated healing process.</p>","PeriodicalId":94215,"journal":{"name":"Stomatologija","volume":"26 3","pages":"77-82"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144268306","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Maxillary rhinosinusitis of odontogenic origin: A case series.","authors":"Tulio Bonna Pignaton, Rubens Spin-Neto, Guilherme José Pimentel Lopes Oliveira, Carlos Eduardo Almeida Ferreira","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>The present study presents a series of cases of maxillary rhinosinusitis related to dental infection and threated exclusively with the extraction of the compromised teeth. Eight patients were selected from a private practice dental institute presenting a violated Schneiderian membrane due to odontogenic infections, as confirmed by a Cone Beam computed tomography (CBCT) that was performed in all cases for diagnosis. The origin of these infection was due to endodontic of periodontal lesions, and the pulpar vitality tests and periodontal probing were executed in order to confirm that the source of the maxillary rhinosinusitis was due to the odontogenic infections. All the cases of maxillary rhinosinusitis were resolved after the tooth extraction, since the dental implants placement were indicated in all the cases. It is possible to conclude the importance of the diagnosis of infectious lesions of odontogenic origin for the differential diagnosis of rhinosinusitis to determine the treatment appropriated for the resolution of this illness.</p>","PeriodicalId":94215,"journal":{"name":"Stomatologija","volume":"26 1","pages":"24-28"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144183551","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Prevalence of malocclusions in children with infectious mononucleosis.","authors":"Natalya Chukhray, Nina Smolyar, S V Savchyn, O O Mashkarynets","doi":"","DOIUrl":"","url":null,"abstract":"<p><strong>Background: </strong>According to statistics 85% of children are carriers of Epstein-Barr virus, which is the cause of infectious mononucleosis. Many children with infectious mononucleosis have acute respiratory disease or sore throat flow due to weakened of the immune system. Children with infectious mononucleosis have manifestations of tonsillopharyngitis, adenoiditis. The long course of this pathology contributes to the development of dental caries, diseases of periodontal tissues, mucosa lesions of the oral cavity and malocclusions. The aim of the research was to study the prevalence and features of malocclusions in children with infectious mononucleosis.</p><p><strong>Materials and methods: </strong>There were examined 226 children aged 6, 9 and 12 years. The main group included 104 children with diagnose of infectious mononucleosis. The control group included 122 children, who were healthy, without any somatic pathology. Malocclusions were determined according to the classifications of Engle E. and Kalvelis D.A.</p><p><strong>Results: </strong>The results of the study showed that among children of the main group malocclusion were found in 83.85±2.34% persons, while among healthy children the prevalence of malocclusion was 58.18±2.48% (p <0.05). It was revealed that with the age the prevalence of malocclusions increases in both study groups, but among children of the main group this dynamic is more pronounced. So, among children with infectious mononucleosis the prevalence of malocclusion increases from 6 to 12-year-old children from 78.94±2.13% to 88.23±2.24%, i.e. 1.12 times (p<0.05). In children of the control group the prevalence of malocclusions in 6-years-old children was 56.41±1.98%, which is 1.4 times less than in children of the main group (p<0.05), and up to 12 years old it was increased by 1.08 times (60.97±2.15%, p>0.05), but was lower than in children of the main group, by 44.71% (p <0.05).</p><p><strong>Conclusion: </strong>Thus, high prevalence of malocclusions is determined in children with mononucleosis, which is increased with the age. The obtained results indicate on need for orthodontic treatment of children with infectious mononucleosis, constant monitoring of the patient by the dentist.</p>","PeriodicalId":94215,"journal":{"name":"Stomatologija","volume":"26 2","pages":"46-50"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144181990","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effect of simulated gastric acid on the surface degradation of dental ceramics.","authors":"Noelia Madriz-Montalván, Marine Ortiz-Magdaleno, Norma Verónica Zavala-Alonso, José Elías Pérez-López, Gregorio Sánchez-Balderas, Diana María Escobar-García, Erika Lourdes Silva-Benítez, Gabriel Fernando Romo-Ramírez","doi":"","DOIUrl":"","url":null,"abstract":"<p><strong>Objective: </strong>The aim of this study was to compare the effect in vitro of simulated gastric acid solution on the roughness, microhardness and micro-structural topography surface of two dental ceramics: lithium disilicate glass-ceramic and monolithic zirconium dioxide (ZrO₂) at baseline and after different immersion time.</p><p><strong>Materials and methods: </strong>Lithium disilicate and ZrO₂glass-ceramic discs were fabricated (40 of each one) and was evaluated under microscope the roughness (Atomic force microscopy), microhardness (Vickers hardness tester) and micro-structural topography surface (Scanning electron microscopy) before immersion (baseline) and after three periods of immersion: 8 h 25 min, 46 h 2.5 min and 92 h 5 min in simulated gastric acid solution of hydrochloric acid (HCl, 0.06 M, pH 1.2) at 37 ºC. The ceramics were compared over time with a repeated measures analysis of variance (ANOVA).</p><p><strong>Results: </strong>Statistically significant changes (P<.05) were found in the microhardness values between both ceramics, which decreased after all times points of immersion in simulated gastric acid solution, ZrO₂showed higher microhardness mean values (P<.05) but lithium disilicate showed significant changes (P <.05) in the surface microhardness at baseline versus the three immersion times. Lithium disilicate had higher roughness values than ZrO₂(P<.05), which increased after 8 h 25 min of immersion; however, after 46 h 2.5 min and 92 h 5 min of immersion, the roughness decreased. More microporosities were observed in the lithium disilicate surface than with ZrO₂.</p><p><strong>Conclusion: </strong>The simulated gastric acid solution of HCl affected the roughness, microhardness and micro-structural topography surface of both lithium disilicate and ZrO₂, but greater surface degradation was presented lithium disilicate.</p>","PeriodicalId":94215,"journal":{"name":"Stomatologija","volume":"26 2","pages":"37-45"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144182840","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Diagnostic and therapeutic aspects of chronic maxillary sinusitis caused by fungal infections: A review of the literature.","authors":"Miglė Miškinytė, Vėjūnė Rupeikaitė, Bozena Barbara Sakson, Ričardas Kubilius","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>RELEVANCE OF THE PROBLEM AND AIM OF THE WORK. Chronic fungal maxillary sinusitis is an increasingly diagnosed condition in clinical practice. The diagnostic and therapeutic processes remain complex due to the nonspecific nature of clinical manifestations and the absence of standardized management protocols. The objective of this study is to assess the reliability and efficacy of current diagnostic and therapeutic methods based on recent scientific evidence.</p><p><strong>Materials and methods: </strong>A systematic literature review was conducted following PRISMA guidelines. PubMed, ScienceDirect, and Cochrane Library were searched for English-language articles (2016-2024) on diagnostic and therapeutic approaches for chronic fungal maxillary sinusitis.</p><p><strong>Results: </strong>The analysis revealed that diagnostic and treatment strategies for chronic fungal sinusitis depend on the clinical form. MRI and histopathology proved most accurate for diagnosing invasive sinusitis, while CT was more suitable for non-invasive types. Clinical symptoms were common but not specific enough for definitive diagnosis. Surgical treatment alone was effective for non-invasive cases, whereas invasive forms required both surgery and antifungal therapy. Allergic fungal sinusitis was primarily managed with systemic corticosteroids.</p><p><strong>Conclusions: </strong>Effective management of chronic fungal maxillary sinusitis relies on accurate classification of the disease form. Radiological imaging and histological analysis are the most reliable diagnostic methods. Treatment should be form-specific: surgery for non-invasive cases, combined surgical and antifungal therapy for invasive forms, and corticosteroids for allergic fungal sinusitis.</p>","PeriodicalId":94215,"journal":{"name":"Stomatologija","volume":"26 4","pages":"89-94"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145357356","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effect of a CAD-CAM sinus surgical template on the outcome of sinus augmentation. A systematic review.","authors":"Arezoo Mazaheri Nazarifar, Hamidreza Mohamad Sharifi, Maliheh Habib Khodaei, Amin Davoudi","doi":"","DOIUrl":"","url":null,"abstract":"<p><strong>Objective: </strong>To analyze the effect of the computer-aided designed maxillary sinus surgical template (CAD-MSST) on the surgical outcome.</p><p><strong>Materials and methods: </strong>A systematic search was conducted in MEDLINE (PubMed), Cochrane, web of science, Scopus, and ProQuest databases as well as reference list manual search up to November 2019. After excluding irreverent studies or with a high risk of bias, detailed data, and final results of each study was extracted.</p><p><strong>Results: </strong>Upon 426 recorded studies, five studies were eligible enough to be included during the study selection procedure and a total of 99 patients with 606 implants were evaluated. As a result of using CAD-MSST, less complication is expected during the surgical phase, in the healing period, and even after loading.</p><p><strong>Conclusions: </strong>CAD-MSST brings the advantage of 3D display of multislice imaging with faster and more accurate manufacturing procedure. Simplification of the surgical procedure and limits invasiveness. However, the effect of delayed or immediate implant placement, or using angulated implants are the subjects recommended to be investigated in the future studies.</p>","PeriodicalId":94215,"journal":{"name":"Stomatologija","volume":"26 1","pages":"18-23"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144182897","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"An unusual case report of peri-implant cystic lesion.","authors":"Loutfi Salti, Khaled Al-Ouf","doi":"","DOIUrl":"","url":null,"abstract":"<p><p>A new entity called \"peri-implant cyst\" has recently been described. This lesion is an inflammatory odontogenic cyst on an osseointegrated implant. It arises from inflammatory stimulation and proliferation of the rests of Malassez. Although a relatively rare condition but potentially the cause of implant failure. Peri- implant cystic lesion exhibits the same radiographic and histopathological features as the radicular cyst. The diagnosis rests on the histology, radiology, and on their correlation with clinical features, in particular the location of the lesion. Herein, we report a case of a 58-year-old female diagnosed as peri-implant cyst in the periapical area of the right maxillary first premolar implant. The microscopic examination revealed a cystic lining composed of non-keratinized stratified squamous epithelium covered with multilayered epithelium. The lesion was surgically enucleated along with preservation of the implant and wit guided bone regeneration (GBR) method, without any postoperative complications and satisfactory healing, was achieved. One year later, a newly formed bone at the apical region of the right maxillary first premolar implant was radiologically observed.</p>","PeriodicalId":94215,"journal":{"name":"Stomatologija","volume":"26 4","pages":"106-110"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145357400","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The role of antibiotic prophylaxis for healthy patients in tooth extraction and implantation procedures: A systematic review.","authors":"Pranas Grinkevičius, David Kasradze, Aleksandr Kasradze, Albinas Gervickas, Juozas Žilinskas","doi":"","DOIUrl":"","url":null,"abstract":"<p><strong>Background and objectives: </strong>Prophylactic antibiotics are frequently prescribed following outpatient oral surgical procedures to minimize the risk of surgical site infections. However, the overuse of antibiotics contributes to microbial resistance and increases the likelihood of adverse side effects. This highlights the need for a rational approach in assessing the necessity and appropriate dosing of antibiotics after outpatient oral surgeries. The primary aim of this study was to systematically analyze the literature on the use of prophylactic antibiotics in outpatient oral surgery.</p><p><strong>Materials and methods: </strong>Scientific articles were selected following PRISMA guidelines. The review included randomized controlled trials (RCTs) published in English between 2013 and 2023. Data searches were conducted on PubMed, ClinicalKey, and Cochrane Library databases.</p><p><strong>Results: </strong>A total of 15 RCTs involving 3,032 participants were included in this review. Of these, six studies reported no statistically significant differences between groups in terms of post-operative outcomes. In contrast, six studies focusing on tooth extraction reported significant differences in pain, swelling, trismus, and bleeding between the groups. Additionally, three studies on dental implant procedures revealed significant differences concerning implant failure rates, flap closure, and pain levels. Despite these findings, the overall evidence did not demonstrate statistically significant benefits of prophylactic antibiotics in reducing post-operative infectious complications. Furthermore, no evidence was found to support the importance of timing in the administration of prophylactic antibiotic therapy.</p><p><strong>Conclusions: </strong>The findings of this systematic review do not support the routine use of prophylactic antibiotics for healthy patients to prevent post-operative infections in outpatient oral surgical procedures. Further research is needed to establish clear guidelines on the necessity and optimal timing of antibiotic use in such cases.</p>","PeriodicalId":94215,"journal":{"name":"Stomatologija","volume":"26 3","pages":"57-67"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144268309","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Transition from fibrous to bony ankylosis of the temporomandibular joint: A narrative literature review.","authors":"Nijolė Krasilnikova, Airida Vaikšnytė, Akvilė Strazdaitė, Žygimantas Petronis","doi":"","DOIUrl":"","url":null,"abstract":"<p><strong>Objective: </strong>To analyse the transition from fibrous to bony ankylosis of the temporomandibular joint (TMJ) by considering both etiological factors and underlying molecular mechanisms.</p><p><strong>Material and methods: </strong>The search was conducted using the keywords \"Temporomandibular Joint\", \"Ankylosis\", \"Fibrous\", \"Bony\" or \"Osseous\", and \"Pathogenesis\" in the PubMed (MEDLINE) and Wiley Online Library databases. Relevant full-text articles in English published between 2000 and 2025 were included in this review.</p><p><strong>Results: </strong>The literature review revealed that the progression of fibrous TMJ ankylosis into the osseous form is mainly determined by prolonged inflammation, mechanical damage, inappropriate treatment, and ineffective postoperative rehabilitation. According to various studies, molecular mediators such as hypoxia-inducible factor 1-alpha (HIF-1α), bone morphogenetic proteins (BMP-2, BMP-7), vascular endothelial growth factor (VEGF), and transforming growth factor beta (TGF-β) act synergistically by promoting angiogenesis and endochondral ossification, thereby stimulating new bone formation within the joint. Moreover, the SMAD signaling pathway plays a central role in fibroblast-to-osteoblast differentiation, contributing to ossification in the ankylosed area.</p><p><strong>Conclusions: </strong>The transition of fibrous TMJ ankylosis into its osseous form is complex and multifactorial process determined by inflammation, growth factors, mechanical stress, and hypoxia. To better understand the essence of this transformation, further studies are required to elucidate the molecular mechanisms underlying this process.</p>","PeriodicalId":94215,"journal":{"name":"Stomatologija","volume":"26 4","pages":"95-100"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145357406","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}