4,469 results match your criteria: "Tooth Discoloration"

Purpose: To investigate the stain preventing ability of a new chlorhexidine mouthwash while maintaining efficacy using a randomized clinical trial design.

Methods: 98 subjects were enrolled and completed a 4-week clinical study that evaluated the effectiveness of the new mouthwash on plaque, gingivitis, and staining as compared to a commercially available chlorhexidine mouthwash. A subset of 62 subjects was evaluated for the effectiveness of the mouthwashes against plaque bacteria.

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Influence of coffee characteristics on tooth discoloration.

Am J Dent

August 2024

Center for Future Dentistry, Department of Integrative Dentistry, Department of Oral Anatomy, School of Dentistry, Seoul National University, Seoul, Republic of Korea,

Article Synopsis
  • The study examines how different coffee characteristics, like temperature, bean type, and chlorogenic acid levels, impact tooth discoloration.
  • Espresso was made from four types of coffee beans, and their effects on stained bovine enamel were analyzed over various time periods.
  • Results indicated that hot coffee caused more staining than iced coffee, and higher chlorogenic acid in beans led to increased discoloration, with Robusta beans causing less staining than Arabica.
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Introduction Composite resin materials are a popular choice for direct tooth-colored restorative purposes due to their excellent aesthetic qualities and versatility. The key determinants that impact the visual aspect of the restoration are gloss, surface roughness, and color stability. Research indicates that there is a direct correlation between the level of roughness on a composite resin surface and the likelihood of discoloration.

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Assessing color stability of orthodontic esthetic wires in different staining solutions.

Technol Health Care

September 2024

Department of Preventive Dental Sciences, College of Dentistry, Taibah University, Almadinah Almunawarah, Saudi Arabia.

Background: Esthetic orthodontic wires are preferred for their ease to fit in with natural tooth color, but their susceptibility to staining in the oral environment poses a concern. Various Coatings such as Teflon and Epoxy aim to enhance appearance and biocompatibility but may still result in discoloration. Understanding the color stability of these wires under different staining conditions is crucial for a better and enhanced treatment plan.

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Orthodontic movement after regenerative endodontic procedure in mature permanent tooth associated with dens invaginatus: a case report with 4-year follow-up.

BMC Oral Health

August 2024

Endodontics Department, Faculty of Dentistry, Universidad de los Andes, Avenida Monseñor Alvaro del Portillo 12.455. Las Condes, 7620086, Santiago, Chile.

Background: Regenerative endodontic procedures (REPs) are innovative treatments aimed at restoring damaged dental structures. However, the effect of orthodontic movement on REP-treated teeth is not well understood and may have significant long-term consequences. This study aimed to evaluate the impact of orthodontic movement on a mature permanent tooth associated with dens invaginatus that has undergone a regenerative endodontic procedure (REP).

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Article Synopsis
  • Calcium hydroxide is the traditional choice for root canal disinfection, but new calcium silicate-based medicaments are being explored as alternatives.
  • Studies investigating these alternatives highlighted their acceptable biocompatibility and high calcium ion release, but they also showed lower antibacterial activity and potential tooth discoloration issues.
  • Evidence on the clinical efficacy of calcium silicate-based medicaments is still limited, indicating the need for more high-quality trials before they can be recommended for routine use in dental practices.
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Safety profiles of tetracycline-class drugs: a pharmacovigilance analysis of the FAERS database.

Expert Opin Drug Saf

September 2024

Institute of Clinical Pharmacy, Department of Pharmacy, The Affiliated Nanhua Hospital, Hengyang Medical School, Hengyang, China.

Background: As synthesis technology advances, novel and efficient derivatives of tetracyclines are found. Three new antibiotics were approved within the past 18 years, and represent a new era in the use of tetracyclines. To gain further insight into adverse events linked to tetracyclines and better protect pediatric patients, ongoing monitoring of safety data is crucial.

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Unlabelled: Physical development and growth are significantly influenced by adequate nutrition. Enamel, dentin, and dental pulp are among the tissues that contain iron, which is regarded as a necessary element for human health. The disadvantages of the available iron drops include bad taste and black discoloration of primary teeth.

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The color stability of artificial white spot lesions treated with resin infiltration after exposure to staining beverages.

BMC Oral Health

August 2024

Division of Operative Dentistry, Department of Operative Dentistry and Endodontics, Faculty of Dentistry, Mahidol University, 6 Yothi Road, Ratchathewi District, Bangkok, 10400, Thailand.

Background: To evaluate the effect of staining beverages on the color-changing of resin-infiltrated artificial white spot lesions (WSLs).

Methods: Thirty-five artificial WSLs were created by pH cycling on flat bovine teeth specimens. The WSLs were treated with resin infiltration and were divided into five groups based on staining beverages: artificial saliva, coffee, wine, green tea, and Coca-Cola.

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Safety profiles of doxycycline, minocycline, and tigecycline in pediatric patients: a real-world pharmacovigilance analysis based on the FAERS database.

Front Pharmacol

July 2024

Department of Pharmacy, Nanjing Drum Tower Hospital, Affiliated Hospital of Medical School, Nanjing University, Nanjing, Jiangsu, China.

Introduction: Recently, the rise of antibiotic resistance has prompted a reconsideration of tetracyclines. However, existing studies are inadequate in assessing the pediatric safety of this class of antibiotics. To address the gap, our study aims to comprehensively assess the safety of tetracyclines in children.

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Impact of Carbonated Beverages on Color Stability and Home Bleaching Efficacy of BulkFill Composite Resins.

Pediatr Dent

July 2024

Assistant Professor, Department of Orthodontics and Pediatric Dentistry, College of Dentistry, Qassim University, Qassim, Saudi Arabia.

The purpose of this study was to assess, in vitro, the color stability and bleaching response of three bulk-fill composite resins-Activa™, Tetric®-N-Ceram Bulk-Fill, and Filtek™ One Bulk-Fill???and one conventional composite resin, Filtek™ Z250, after immersion in commonly consumed carbonated beverages and subsequent home bleaching with 15 percent carbamide peroxide. Ninety-six samples (two- and four-mm thick) of the materials were immersed in malt drink, energy drink, cola, or distilled water for one day, one week, and two months. After two months, samples underwent home bleaching with 15 percent carbamide peroxide gel.

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Article Synopsis
  • The paper discusses long-term complications of dental trauma in adults, focusing on issues like discolored, displaced, or missing teeth.
  • It outlines various management options including bleaching, veneers, and crowns for discoloration, and different techniques for displaced teeth depending on the injury's severity.
  • The paper emphasizes the importance of a thorough assessment and tailored management plan to achieve a successful and aesthetically pleasing treatment outcome for patients.
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Normal Saline or Sodium Hypochlorite Irrigation for Vital Pulp Therapy? A Non-Inferiority Randomized Controlled Trial.

Eur Endod J

August 2024

Department of Family Medicine, Chiang Mai University, Faculty of Medicine, Chiang Mai, Thailand; Center for Clinical Epidemiology and Clinical Statistics, Chiang Mai University, Faculty of Medicine, Chiang Mai, Thailand; Musculoskeletal Science and Translational Research (MSTR) Cluster, Chiang Mai University, Chiang Mai, Thailand.

criteria were randomized to each irrigant, 65 in the NaOCl and 60 in the NSS groups. ProRoot® MTA was used as a pulp dressing material in both groups and teeth were followed for 12 months. The primary outcome was the success of VPT; requiring both clinical and radiographic success to be considered as success.

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During invisalign treatment, as salivary proteins or glycoproteins fill the space between the teeth and the aligners, they can easily adhere to the teeth, forming an acquired cellular film on which bacteria are highly susceptible to colonizing, which in turn leads to the development of enamel white staining lesions (WSLs), one of the major complications of orthodontic treatment. Inhibiting the activity of cariogenic bacteria while promoting the remineralization of demineralized enamel is the key to preventing and treating WSLs. Currently, the drug commonly used in clinical practice for the treatment of WSLs is silver diamine fluoride, which, although it has both antimicrobial and remineralizing effects, suffers from problems such as pulpal irritation and tooth discoloration.

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Objectives: This study aimed to evaluate and compare the impact of cigarette smoking (CS) and heated tobacco (HT) on the alteration of color and ultrastructural characteristics of human enamel and cementum.

Background: According to tobacco companies, a less harmful substitute for CS is HT products. Nevertheless, comprehensive research on the effects of HT on tooth structures has been lacking.

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Objective: To document the successful surgical reconstruction of a composite nasomaxillary and superior labial defect using a fascia lata graft, titanium mesh and angularis oris axial pattern flap in a dog.

Case Summary: An estimated 2-year-old female intact mixed-breed dog was presented with a composite (hard and soft tissue) nasomaxillary defect, suspected to be caused by a chemical burn. Physical examination revealed nasal discharge, exposed bilateral maxilla and nasal bone, nasomaxillary fistula with air movement, and intrinsic discoloration of the left maxillary canine tooth.

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Article Synopsis
  • A study conducted in Qingdao, China, examined the prevalence of black stain (BS) and dental caries in preschool children aged 3-5 years old, involving 672 participants from 12 kindergartens.
  • Among the children, 15.33% had BS, while 55.65% had caries, with a notable correlation between caries prevalence and age.
  • The findings suggested that children with BS had a lower incidence of caries (42.72% with BS vs. 58.00% without BS), indicating that BS may serve as a protective factor against dental caries in primary teeth.
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Background: Regenerative endodontics involves the use of various root canal medicaments and scaffolds, which may cause crown discoloration.

Aim: This study aimed to investigate the combined crown discoloration of scaffolds [platelet-rich fibrin (PRF) and blood clot] applied after administration of different medicaments [modified triple antibiotic paste including doxycycline (mTAPd), modified double antibiotic paste (mDAP), calcium hydroxide (CH), and propolis].

Methods: In total, 100 human mandibular premolar teeth were selected and prepared.

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Objectives: The objective of this study was to evaluate the effect of acidic beverages on the surface topography and elemental composition of human teeth.

Methods: A total of five highly acidic beverages (Red Bull, Pepsi, Apple Cidra, Tang Mosambi, and Tang Orange) were investigated. The tooth specimens of experimental groups were submerged in each beverage and incubated at 37 °C for 7 days, whereas, the tooth specimens of control groups were placed in distilled water.

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Background: Silver diamine fluoride (SDF) is becoming more widely recognized as a simple, cost-effective approach to minimize sensitivity and arrest caries. However, SDF results in caries that are stained black. Potassium iodide (KI) treatment with SDF may minimize or lessen the staining.

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Aim: This study aims to compare and evaluate the changes in color caused by four different biomaterials utilized as intracanal coronal barriers in the regenerative endodontic procedure at varying intervals of time.

Methods: A total of 100 extracted mandibular single-rooted premolars were taken. Samples were standardized, and access cavity preparation was done.

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Background: Although the macroscopic assessment of dental caries and the assessment of bone elemental composition are quite different, efforts can be made to identify commonalities in the assessment of health and nutritional quality. Both indicators are correlated with dietary habits and are dependent on taphonomic processes occurring in the postmortem substrate. However, teeth exhibit structural resilience of their hard tissues to adverse environmental factors.

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Patients have been recently observed to have undergone a noticeable increase in the concern over tooth discoloration making it a common cosmetic issue. This cumulative number of visits to dental experts is in search of ways to whiten their teeth because they desire to improve their looks. Often, the desire for a brighter smile is associated with health and beauty perceptions.

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Purpose: To explore the efficacy of iRoot BP plus in the treatment of adult carious pulp exposure and its impact on pulp blood flow.

Methods: A total of 126 cases of 156 permanent teeth from adult patients with carious pulp exposure who were treated from January 2020 to January 2022 were selected, the patients were divided into experimental group(63 cases with 79 permanent teeth) and control group(63 cases with 77 permanent teeth) by the envelope method. The experimental group was treated with iRoot BP plus, while the control group was treated with mineral trioxide polymer.

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Unique anatomical deviations in canal structure are rare in anterior teeth, especially central incisors, and thus risk being overlooked. For successful intervention, a meticulous diagnostic procedure and treatment plan, significantly aided by cone-beam computed tomography (CBCT), are crucial. The case at hand explores the management of a maxillary left central incisor in a cleft palate patient, characterized by multiple developmental lobes, a bulbous crown, and an atypical root anatomy.

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