Cross Infection In Dentistry

BACKGROUND: Impressions that maintain their dimensional stability after autoclaving effectively control cross-infection and contamination resulting from a patient's oral secretions. PURPOSE: The study aimed to assess the dimensional stability of autoclavable polyvinyl siloxanes after disinfection and sterilization. METHODS: A stainless steel metal model containing three full veneer crown preparations was fabricated according to ANSI/ADA specification No...

BACKGROUND: Predisposing factors for otitis media with effusion are multifactorial, ranging from genetic and anatomical abnormalities to environmental factors and inflammation of the nose and adjacent structures. AIM: The study determined the risk factors for otitis media with effusion (OME) among children in Calabar Municipality. METHODS: This was a descriptive, cross-sectional, community-based study including children aged 1-10 years randomly selected from government and privately owned daycares, nurseries (preschool), and primary schools...

University education is a leading source of information for dental practitioners. Particular emphasis should be given to determining the extent to which students acquire positive knowledge, attitudes, and practices (KAP) and positive metacompetences beyond the scope of each studied dental discipline. We performed a cross-sectional questionnaire-based study among dentistry students from Romania to assess self-perceived risk of infectious diseases and their KAP on topics related to infectious disease prevention...

BACKGROUND: This case of gestational gingival tumor is huge and extremely rare in clinical practice. As the growth location of this gingival tumor is in the upper anterior tooth area, it seriously affects the pregnant woman's speech and food, causing great pain to the patient. The use of Nd:YGA water mist laser to remove the gingival tumor resulted in minimal intraoperative bleeding, minimal adverse reactions, and good postoperative healing, which is worthy of clinical promotion and application...

OBJECTIVE: To investigate the status and related factors of sterilizers in dental health-care settings in Yunnan Province, with the aim of providing a theoretical basis for the health administrative department to formulate regional quality control programs and systems, proposing reasonable suggestions for optimizing the allocation of sterilizer resources in Yunnan's dental health-care settings, thereby improving resource utilization efficiency. METHODS: This cross-sectional survey was conducted in 2600 dental health-care settings in Yunnan Province in March 2020...

BACKGROUND: Epstein-Barr virus (EBV) is a widely disseminated herpesvirus for which antibodies have been demonstrated in over 90% of adults worldwide. After subclinical primary EBV infections, as well as after infectious mononucleosis, the virus can be shed in saliva for a prolonged period of time. AIM: Diseases and disorders that can induce EBV salivary shedding include mental disorders and sex, connective tissue disease, multiple sclerosis, systemic lupus erythematosus, malaria and HIV infection...

BACKGROUND: On account of loss of eye following Rubella infection, a 13-month-old baby girl patient required a maxillofacial prosthesis to restore her facial esthetics and social health as she grows. CASE PRESENTATION: The process of prosthesis fabrication began at the time of enucleation where a conformer was given. Post healing the procedure was completed in a span of 2 days taking adequate trials and cross references for the like-like appearance of the prosthesis...

OBJECTIVE: The purpose of this scoping review is to evaluate the oral manifestations (OM) of heart transplant (HT) patients undergoing immunosuppressive therapy (IT). MATERIAL AND METHODS: A literature search was performed using keywords and MeSH terms related to OM and HT in the Medline/PubMed, Web of Science, Cochrane Library, Scopus, LILACS/BBO databases and in gray literature without language or date restrictions until June 2023. Studies that evaluated HT individuals who used any IT and who reported the occurrence of OM were considered eligible...

STATEMENT OF THE PROBLEM: Periapical cyst and granuloma are inflammatory endodontic lesions. Periapical granuloma usually heals spontaneously after endodontic treatment; however, periapical cyst mostly needs to be removed via surgical approaches. Although some clinicians believe that microscopic examination of periapical lesions is unnecessary, it is proved that some of them has non-endodontic nature that need critical consideration. PURPOSE: The purpose of this study was to assess the disagreement between clinico-radiographic and microscopic diagnosis of periapical cysts and granulomas in a major center of oral pathology service in Iran...

BACKGROUND: The hepatitis B virus (HBV) is a serious occupational hazard for healthcare workers, including dentists. The purpose of this study is to assess dentists' knowledge, attitude, and practice (KAP) with respect to hepatitis B vaccination. MATERIALS AND METHODS: A cross-sectional survey of a representative sample of dentists ( n = 349) from Lebanon was carried out. Participants' knowledge of hepatitis B, attitudes toward vaccination, and immunization habits were assessed using a standardized questionnaire...

BACKGROUND: The COVID-19 pandemic which is caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has created a major global health crisis in recent years. Despite this, there have been few studies that have utilized reliable methods to assess changes in taste and smell perception. Therefore, our study aims at the number of fungiform papillae and objective measures of taste perception relationship among COVID-19 patients with olfactory and gustatory disorders. MATERIALS AND METHODS: This was a cross-sectional analytical study in which 57 COVID-19 patients were recruited who confirmed the dysfunction of taste and smell...

BACKGROUND: Oral health is crucial for overall well-being and systemic health and Humans are exposed to several bacteria after birth and will causes systemic illnesses like septicemia, respiratory, gastrointestinal, and renal issues. This study aimed to evaluate undergraduate students' knowledge, attitudes, and practices regarding toothbrush contamination and disinfection. METHODS: A descriptive cross-sectional study was carried out with undergraduates from seven selected universities, including public and private universities...

BACKGROUND: A refined network and integrated host immune response to bacteria are formed by anti-inflammatory cytokines and the cells that they are associated to IL-35 has been recognized as having strong suppressive activity in chronic inflammatory diseases, together with IL-10 and TGF-β. It is believed that inflammatory diseases like periodontitis trigger the inducible Treg population to express IL-35, expanding regulatory responses by increasing infection. AIM: The objective is to estimate and compare the salivary IL-35 levels in Periodontally healthy subjects, smokers and non-smokers with Periodontitis in order to educate on the consequences of periodontal health among the diseased patients...

Porphyromonas gingivalis is a Gram-negative anaerobic bacterium strongly associated with periodontal disease. Toll-like receptor 2 (TLR2) is indispensable for the host response to P. gingivalis , but P. gingivalis escapes from immune clearance via TLR2-dependent activation of phosphoinositide-3-kinase (PI3K). To probe the TLR2-dependent escape pathway of P. gingivalis , we analyzed the TLR2 interactome induced following P. gingivalis infection or activation by a synthetic lipopeptide TLR2/1 agonist on human macrophages overexpressing TLR2...

AIM: Public and private health services, which provide both preventive and health promotion interventions, were forced to suddenly stop their activities to limit the risk of infections during the pandemic emergency. Oral health administration, including that of children, was affected by these planned medical service closures, from both therapeutic and preventive perspectives. This study aims to analyse the consequences, at the oral cavity level, of failures to treat patients of childhood age, considering the impact of carious pathology on quality of life and incorrect eating and oral hygiene habits, which may occur in this age group...

BACKGROUND: Children infected with the human immunodeficiency virus (HIV) may be more prone to helminthic infestation because they have depleted immunity, which increases their susceptibility to infection and infestations, even with minimally pathogenic organisms such as helminths. AIM: The prevalence and pattern of intestinal helminthiasis among children living with HIV attending the University of Nigeria Teaching Hospital (UNTH), Ituku-Ozalla, Enugu. PATIENTS AND METHODS: A cross-sectional study in which 70 HIV-infected children were consecutively recruited from the Pediatric HIV clinic and matched for age and sex with 70 children recruited from the children outpatient clinic (CHOP) of UNTH Ituku-Ozalla...

INTRODUCTION: The contamination of dental unit waterlines (DUWLs) poses a significant risk of cross-infection in dentistry. Although chemical disinfectants have been effective in reducing number of bacteria, they do have limitations. METHODS: This study aimed to investigate the potential of chlorogenic acid, a natural substance with broadspectrum antibacterial properties, for treating DUWLs. Over a period of three months, we analyzed the microbial communities in 149 DUWLs samples collected from 5 dental units using high-throughput pyrophosphate sequencing...

INTRODUCTION: Needlestick injuries (NSIs) represent a significant source of bloodborne viruses in the healthcare sector, particularly in dentistry. Developing effective infection control programs necessitates access to surveillance data. A comprehensive evaluation, encompassing human immunodeficiency virus (HIV), hepatitis B virus (HBV), hepatitis C virus (HCV), and serological testing, is crucial due to the potential lack of immediate symptoms in infected patients. It is essential to verify hepatitis B and tetanus immunization statuses and seek guidance from infectious disease experts for post-exposure prophylaxis...

PURPOSE: In the context of COVID-19, studies evaluating the adherence of dentists and dental students to infection control are relevant due to their high occupational exposure and risk, as well as their responsibility for disseminating information and good practices. This study evaluated the adherence of dentists and dental students to infection control in the oral radiology field in the setting of the COVID-19 pandemic on different continents. MATERIALS AND METHODS: This cross-sectional observational study involved individuals who performed intraoral radiographic examinations during the COVID-19 pandemic...

PURPOSE: The aim of this study is to evaluate the understanding of the management of methods and practices of disinfection of dental impressions applied by general dentists and specialists in oral rehabilitation, post SARS-COV-2 pandemic. INTRODUCTION: The oral cavity has a favorable environment for the growth and multiplication of bacteria and viruses, serving as the gateway to viruses such as SARS CoV-2 virus. Given that patients may be hosts of this infectious disease, stricter biosecurity measures in dental offices and a better understanding of the disinfection processes of dental impressions should be considered in addition to avoiding cross-infections, which are very common in our work environment...