Objective: To investigate various factors affecting the clinical outcome of nonsurgical periodontal treatment and evaluate the treatment effects of adjunctive amoxicillin and metronidazole (AMX + MET) in patients with generalised aggressive periodontitis (GAgP).
Methods: Forty-two patients with GAgP were recruited and randomly assigned to three groups: scaling and root planing (SRP) only, AMX + MET after SRP, and AMX + MET during SRP. The patients were assessed every 2 months post-therapy. Periodontal clinical and subgingival microbiological parameters were analysed at baseline and 6 months post-therapy. The impacts of different covariates on pocket probing depth (PD) reduction were evaluated.
Results: A multilevel analysis revealed that 58% of the variability in PD reduction was attributed to site-level parameters, 27.3% to patient-level parameters and 18.7% to tooth-level parameters. Greater PD reduction can be expected at initially deeper PD sites and sites with intrabony defects, and in patients with adjunctive use of AMX + MET. Persistent Tannerella forsythia infection and tooth mobility after treatment were negatively associated with PD reduction.
Conclusion: The clinical outcomes of nonsurgical periodontal treatment were mainly influenced by site-level parameters, and adjunctive use of AMX + MET can lead to better clinical results in patients with GAgP in a short time.
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http://dx.doi.org/10.3290/j.cjdr.b1965015 | DOI Listing |
JACC Cardiovasc Interv
December 2024
University of Virginia, Charlottesville, Virginia, USA. Electronic address: https://twitter.com/psorajja.
Infect Drug Resist
November 2024
Department of Gastroenterology, The First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou City, People's Republic of China.
Background And Aim: Antibiotic resistance of is increasing worldwide, lowering its efficacy in eradication therapy and posing a serious threat to human health. This study evaluated resistance to antibiotics in the southeast region of China and explored factors related to eradication failure guided by antimicrobial susceptibility testing (AST).
Methods: In this retrospective study, patients who tested positive underwent gastroscopy, and infection was confirmed by histological staining and culture.
J Am Coll Cardiol
October 2024
Mount Sinai Health System, New York, New York, USA.
Proc Natl Acad Sci U S A
October 2024
Aix Marseille University, CNRS, BIP - UMR 7281, IMM - FR3479, 13402 Marseille, France.
Copper homeostasis mechanisms are critical for bacterial resistance to copper-induced stress. The multicopper oxidase copper efflux oxidase (CueO) is part of the copper detoxification system in aerobic conditions. CueO contains a methionine-rich (Met-rich) domain believed to interact with copper, but its exact function and the importance of related copper-binding sites remain unclear.
View Article and Find Full Text PDFHeliyon
August 2024
Leicester Institute for Pharmaceutical Innovation (LIPI), Leicester School of Pharmacy, De Montfort University, Leicester, UK.
Addressing the growing challenges of periodontal and peri-implant diseases, this study first reports a promising advancement in precision dentistry: an intricately formulated biopolymer spray designed for precise, localized drug delivery during tailored dental procedures. Poly (lactic--glycolic acid) (PLGA), recognized for its controlled release, biodegradability, and FDA-approved biocompatibility, forms the core of this formulation. Utilizing the double emulsion method, PLGA microparticles (PLGA-MPs) were loaded with dental antibiotics: sodium amoxicillin (AMX-Na), trihydrate amoxicillin (AMX-Tri), and metronidazole (Met).
View Article and Find Full Text PDFEnter search terms and have AI summaries delivered each week - change queries or unsubscribe any time!