Evaluation of Antimicrobial Efficacy of 3.8% Silver Diamine Fluoride as a Root Canal Irrigant against Enterococcus Faecalis in Primary Teeth: A Randomised Clinical Trial

Autor: Vajrala Sasidhar, Veena Arali, Rapala Harika, Vegi Swapnika, Kolluri Sritha
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Journal of Clinical and Diagnostic Research, Vol 18, Iss 01, Pp 06-10 (2024)
Druh dokumentu: article
ISSN: 2249-782X
0973-709X
DOI: 10.7860/JCDR/2024/64445.18880
Popis: Introduction: During a pulpectomy, the infected or inflamed pulp tissues are removed, and the root canal is thoroughly cleaned with mechanical instrumentation and copious irrigation. Various endodontic irrigants are available, such as Sodium Hypochlorite (NaOCl), Chlorhexidine (CHX) gluconate, Ethylene Diamine Tetra Acetic Acid (EDTA), Mixture of doxycycline, citric acid, and a detergent (MTAD), etc. Among these, CHX gluconate is widely used as an endodontic irrigant and medicament due to its antibacterial effect and substantivity. Enterococcus faecalis is the most common bacterial species found in necrotic teeth, with high viability and antibiotic resistance. A 3.8% Silver Diamine Fluoride (SDF) has antimicrobial properties and has been shown to eliminate E. faecalis from the root canals of permanent teeth. However, there are no studies in the literature that have evaluated its efficacy as a root canal irrigant in primary teeth. Aim: To evaluate the antimicrobial efficacy of 3.8% SDF against E. faecalis in primary teeth. Materials and Methods: This was a in-vivo double-blinded randomised clinical trial conducted at Department of Paediatric and Preventive Dentistry, GSL Dental College and Hospital, Rajahmundry, Andhra Pradesh, India in children aged 3-8 years old. The study included 60 primary teeth that required pulpectomy. The teeth were divided into two groups and irrigated: 30 teeth with 3.8% SDF (Group I) and 30 teeth with 2% CHX (Group II). In all cases, two microbiological samples were taken using sterile absorbent paper points: the first after access opening and the second after the final irrigation. All samples were assessed using the agar plate method. The results were analysed statistically using a Student's paired t-test. Results: After analysing the pre- and postirrigation samples, there was a statistically significant reduction in Colony Forming Units (CFU)mL (p0.05). Conclusion: The reduction in CFU/mL of E. faecalis was comparable in both groups. Thus, 3.8% SDF can be used as an alternative root canal irrigant to 2% CHX.
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