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Brazilian Oral Research

Mohammed Alasqah, Sameer Mokeem, Ali Alrahlah, Nawwaf Al-Hamoudi, Tariq Abduljabbar, Zohaib Akram, Fahim Vohra, Fawad Javed
The aim of the present study was to compare the clinical and radiographic periodontal parameters in prediabetes, type 2 diabetes mellitus (T2DM), and non-diabetic patients. Forty-one patients with prediabetes (Group 1), 43 patients with T2DM (Group 2), and 41 controls (Group 3) were included. Demographic data were recorded using a questionnaire. Full-mouth clinical (plaque index [PI], bleeding on probing [BOP], probing depth [PD], clinical attachment loss [CAL], missing teeth [MT]) and radiographic (marginal bone loss [MBL]) parameters were measured on digital radiographs...
August 6, 2018: Brazilian Oral Research
Bruna Marin Fronza, Patricia Makishi, Alireza Sadr, Yasushi Shimada, Yasunori Sumi, Junji Tagami, Marcelo Giannini
The objective of this study was to investigate microtensile bond strength (MTBS) and interfacial adaptation (IA) of bulk-fill restorative systems bonded to dentin in Class-I-preparations. Box-shaped preparations (4-mm-long, 3-mm-wide, 2-mm-high) made in extracted molars, and Teflon matrix with the same dimensions positioned over the occlusal surface were restored, providing a total of 4-mm composite depth using three bulk-fill restorative systems: Tetric EvoCeram Bulk Fill with Tetric N-Bond (TEC/TNB), SureFil SDR Flow with XP Bond (SDR/XPB) and Filtek Bulk Fill Flowable Restorative with Scotchbond Universal (FBF/SBU); or incrementally restored with a conventional restorative system: Herculite Classic with OptiBond FL (HER/OBF)...
August 6, 2018: Brazilian Oral Research
Morenike Oluwatoyin Folayan, Titus Ayodeji Oyedele, Elizabeth Oziegbe
This study assessed the difference in the number of visits made to a dental care clinic and the time spent providing specific dental treatment for children with and without molar incisor hypomineralization (MIH). Children aged 8 to 16 years who presented at the Pediatric Dental Unit of the Obafemi Awolowo University Teaching Hospital Complex, in Ile-Ife, Nigeria, were eligible for the study. A comprehensive medical and dental history was taken, and each child was clinically examined, diagnosed, and treated according to a drawn-up plan...
August 6, 2018: Brazilian Oral Research
Marília Cabral Cavalcanti, Thais Eiler Guirado, Vitor Marques Sapata, Claudio Costa, Cláudio Mendes Pannuti, Ronald Ernst Jung, João Batista César Neto
This is a cross-sectional study that aimed to estimate maxillary sinus floor (MSF) pneumatization in single missing tooth of posterior maxilla, by using cone-beam computed tomography (CBCT). CBCT images were analyzed bilaterally and divided into 2 groups: edentulous site (EdS) - edentulous single region of upper second premolar, first or second molars; Tooth site (TS) - contralateral region homologous to the EdS region, with tooth present. Variables evaluated were: sinus height (SH), estimated sinus pneumatization (eSP: ∆ EdS - TS), healed ridge height (HR) and presence of localized sinus pneumatization (LSP) in molars teeth at TS...
August 6, 2018: Brazilian Oral Research
Olga Yücel, Mügem Aslı Ekici, Ozlem Ilk, Mustafa Necmi Ilhan, Guven Kayaoglu
This prospective observational study sought to investigate the incidence of intraoperative pain (IOP) among emergency endodontic patients and to construct an IOP prediction model that includes preoperative pain level (PPL). All patients who underwent emergency endodontic treatment at Gazi University, Ankara, Turkey, during the spring term of 2016 were considered for inclusion in the study. Demographic and clinical variables and PPL were recorded. Local anesthesia was provided to all patients before beginning routine endodontic treatment...
August 6, 2018: Brazilian Oral Research
Nayara Fernanda Pereira, Paula Verona Ragusa da Silva, Cíntia Yuki Fukuoka, Edgard Michel-Crosato, Alyne Simões Gonçalves, Fábio Abreu Alves, Garles Miller Matias Vieira, Maria Gabriela Haye Biazevic
Oral mucositis is a painful condition that occurs in patients who have undergone haematopoietic stem-cell transplantation (HSCT) and has a huge impact on their quality of life. The objective of this study was to examine the extent to which interleukin-6 (IL-6) and tumour necrosis factor alpha (TNF-α) are associated with oral health quality of life among patients who underwent HSCT. A. C. Camargo Cancer Center patients were evaluated over 20 months at 4 different time-points: a) at patient admission (M1); b) on the day of infusion of HSC (M2); c) 12 and 20 days after the first day of the conditioning regimen for autologous and allogeneic transplantation, respectively (M3); and d) 30 days after the first day of the conditioning regimen (M4)...
July 23, 2018: Brazilian Oral Research
Edwin Fernando Ruiz Contreras, Giovana Fernandes, Paula Cristina Jordani Ongaro, Leticia Bueno Campi, Daniela Aparecida Godoi Gonçalves
Temporomandibular disorders (TMD) are a highly prevalent, painful musculoskeletal condition affecting the masticatory system, and are frequently associated with migraines (M) and other diseases. This study aimed to investigate the association between painful TMD and M with other painful conditions and systemic diseases, such as cervicalgia, body pain (BP), ear-nose-throat disorders, musculoskeletal disorders, diabetes, cardiopulmonary diseases and gastritis/peptic ulcer. METHODS: This was a cross-sectional study conducted in a sample of 352 individuals...
July 23, 2018: Brazilian Oral Research
(no author information available yet)
[This corrects the article doi: 10.1590/1807-3107bor-2018.vol32.0049].
July 23, 2018: Brazilian Oral Research
Renan Vaz Machry, Jessica Klöckner Knorst, Fernanda Tomazoni, Thiago Machado Ardenghi
The aim of this study was to verify the influence of school environment and individual factors on oral health related quality of life (OHRQoL) in a representative sample of Brazilian schoolchildren. A cross-sectional study was conducted with 1,134 12-year-old schoolchildren from Santa Maria, Southern Brazil. Clinical variables were obtained from examinations carried out by calibrated individuals. In addition, parents/guardians answered a semi-structured questionnaire about sociodemographic characteristics. Contextual variables were obtained from the city's official database, including the mean income of the neighborhood in which the school was located and the Basic School's Development Index (IDEB) of the school...
July 10, 2018: Brazilian Oral Research
Susana Margarita Lorenzo-Erro, Fernando Massa, Ramón Álvarez-Vaz, Helena Silveira Schuch, Marcos Britto Correa, Marco Aurélio Peres
The present study aimed at understanding the relationship between periodontitis and socio-contextual and individual determinants of health. Data from "The First Uruguayan Oral Health Survey, 2011", which included 223 and 455 individuals with 35-44 and 65-74 years old respectively, were used. A stratified, multistage cluster sampling design was adopted (cities with ≥ 20.000 residents). Periodontitis was assessed using the modified Community Periodontal Index (CPI) and clinical attachment loss (CAL) (periodontal pocket and CAL ≥ 4 mm)...
July 10, 2018: Brazilian Oral Research
Raquel Nogueira de Carvalho, Aline Dos Santos Letieri, Thiago Isidro Vieira, Thais Maria Pires Dos Santos, Ricardo Tadeu Lopes, Aline de Almeida Neves, Luciana Pomarico
The aim of this study was to check the in vitro accuracy of ICDAS criteria on digital images compared to visual examination for the diagnosis of occlusal caries against a micro-CT gold standard. ICDAS was scored in 40 extracted permanent molars by means of visual inspection and stereomicroscopic images. Visual examinations were performed in duplicate and at a one-week interval by three different calibrated examiners. The analysis of digital images by ICDAS criteria was also performed in duplicate, 1 month after visual examinations...
July 10, 2018: Brazilian Oral Research
Gokhan Artas, Mehmet Gul, Izzet Acikan, Mustafa Kirtay, Alihan Bozoglan, Sercan Simsek, Ferhan Yaman, Serkan Dundar
The aim of this study was to compare the effects of hydroxyapatite (HA), deproteinized bovine bone (DPB), human-derived allogenic bone (HALG), and calcium sulfate (CAP) graft biomaterials used with titanium barriers for bone augmentation to treat peri-implant defects in rat calvarium treated by guided bone regeneration (GBR). Thirty-two female Sprague-Dawley rats were divided into four groups: DPB, HALG, HA, and CAP. One titanium barrier was fixed to each rat's calvarium after the titanium implants had been fixed...
July 10, 2018: Brazilian Oral Research
Saeed Al Zahrani, Abdullah Abdulaziz Al Mutairi
To evaluate peri-implant bone loss (PIBL) and stability around submerged and non-submerged dental implants in patients with and without type 2 diabetes mellitus (T2DM). Thirty-five T2DM and non-diabetic (NT2DM) patients were included in this study. Demographic data were recorded using a questionnaire and PIBL was measured on digital radiographs. Resonance frequency analysis (RFA) was carried out for each implant at the time of fixture placement and at 3 months in both groups. P values less than 0.05 were considered statistically significant...
July 10, 2018: Brazilian Oral Research
Fernanda Thomé Brochado, Luciano Henrique de Jesus, Vinicius Coelho Carrard, Angelo Luiz Freddo, Karen Dantur Chaves, Manoela Domingues Martins
The effectiveness of photobiomodulation (PBM) and manual therapy (MT), alone or combined (CT), were evaluated in pain intensity, mandibular movements, psychosocial aspects, and anxiety symptoms of temporomandibular disorder (TMD) patients. Fifty-one TMD patients were randomly assigned to three groups: the PBM group (n = 18), which received PBM with 808 nm, 100 mW, 13.3 J/cm2, and 4 J per point; the MT group (n=16) for 21 minutes each session on masticatory muscles and temporomandibular joint TMJ; and the CT group (n = 17), applied during twelve sessions...
July 10, 2018: Brazilian Oral Research
(no author information available yet)
[This corrects the article doi: 10.1590/1807-3107bor-2018.vol32.0040].
July 10, 2018: Brazilian Oral Research
Lorena Marques Ferreira de Sena, Helga Adachi Medeiros Barbosa, Sergei Godeiro Fernandes Rabelo Caldas, Mutlu Ozcan, Rodrigo Othávio de Assunção E Souza
The objective of the present study was to evaluate the effect of different surface treatments and polymerization protocols on the bond strength of brackets to enamel, and the degree of conversion of the bonding agents. 120 bovine crowns were embedded in acrylic resin blocks and sanded. Next, the blocks were randomly assigned into 12 groups. Metal brackets were bonded to enamel according to the "surface treatment" factor (A: Phosphoric Acid; ATxt: Phosphoric Acid + Transbond XT Primer®; Tse: Transbond Plus Self Etching Primer®; and SBU: Scotchbond Universal®) and "polymerization" factor (R20: Radii-Cal®/20 seconds; V20: Valo Cordless®/20 seconds; and V3: Valo Cordless®/3 seconds)...
June 11, 2018: Brazilian Oral Research
Siamak Yaghobee, Nina Rouzmeh, Hoori Aslroosta, Sanaz Mahmoodi, Afshin Khorsand, Mohamad Javad Kharrazifard
Free gingival grafting, the most predictable technique to increase the keratinized gingiva, leaves an open wound on the palate and the resulting discomfort during the healing phase is a significant concern. This study was intended to evaluate the effect of topical erythropoietin on healing of the donor site. Twelve patients lacking an attached gingiva at two sites in the mandible were included. In the test group, 1 mL of gel containing erythropoietin at a concentration of 4,000 IU mL-1 was applied to the donor site, whereas the control group was treated with 2 mL of the gel alone...
June 11, 2018: Brazilian Oral Research
Gabriela Nishioka, Catina Prochnow, Aline Firmino, Marina Amaral, Marco Antonio Bottino, Luiz Felipe Valandro, Melo Renata Marques de
This in vitro study evaluated the fatigue strength of different ceramic materials indicated for monolithic restorations. Disc-shaped specimens were made according to ISO 6872 from five different ceramic materials: feldspathic ceramic (FC), polymer-infiltrated ceramic network (PIC), lithium disilicate glass-ceramic (LD), zirconia-reinforced lithium silicate glass-ceramic (ZLS), and high translucent tetragonal zirconia polycrystals doped by yttrium (YZ-HT). After obtaining the mean of each material (n = 5) from monotonic load-to-failure tests, specimens (n = 20) were subjected to fatigue tests (staircase method) using a biaxial flexural setup (piston-on-three-balls), to determine the fatigue strength...
June 11, 2018: Brazilian Oral Research
Huan Jun, Dou Lei, Yan Qifang, Xu Yuan, Yang Deqin
The aim was to investigate the angiogenic effects of concentrated growth factors on human dental pulp cells and human umbilical vein endothelial cells. Cells were treated with concentrated growth factor extracts. The CCK-8 assay and cell cycle assay were conducted to evaluate cell growth. Cell migration was evaluated by the Transwell migration assay. Angiogenesis-associated mRNA and protein expression levels were determined using quantitative real-time PCR and Western blotting, respectively. A tube formation assay was conducted to evaluate the angiogenic capacity in vitro...
June 11, 2018: Brazilian Oral Research
Flavio Halak de Oliveira Campos, Lorraine Braga Ferreira, Marcelo Munhoes Romano, Maria Stella Moreira, Carlos de Paula Eduardo, Karen Müller Ramalho
Given the growing trend towards medical indications for continuous use of anticoagulants, the number of patients on these medications continues to rise. The management of patients on oral anticoagulants requiring oral surgical procedures has aroused much controversy. Changes in an anticoagulation regimen are associated with an increased risk of thromboembolism. However, it seems logical and advantageous for the patients' health if surgery could be performed without any change to the anticoagulation therapy...
June 7, 2018: Brazilian Oral Research
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