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Periodontitis clinical trials

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NCT ID: NCT03958461 Completed - Periodontitis Clinical Trials

Connection Between Periodontitis and Exudative Age-related Macular Degeneration

FLAREPARO
Start date: January 1, 2020
Phase: N/A
Study type: Interventional

Aqueous flare is increased in different kind of inflammations of eye. This is caused by disruption of blood-aqueous-barrier. The investigators assume that low grade systemic inflammation, such as periodontitis, increase aqueous flare and possibly activates exudative age-related macular degeneration.

NCT ID: NCT03933514 Completed - Clinical trials for Generalized Aggressive Periodontitis

Metagenomic and Immune-inflammatory Analysis of Individuals With Generalized Aggressive Periodontitis and Their Descendants.

Start date: April 1, 2016
Phase:
Study type: Observational

Generalized aggressive periodontitis (GAgP) is a multifactorial disease related to several aspects that influence its installation and progression. A constant microbial colonization, an altered inflammatory response, and a clear genetic factor are cited as possible factors associated with this pathology. Thus, aggressive periodontitis subjects could transmit for their descendants some genetical alterations, such as inflammatory response pattern associated with periodontal destruction and susceptibility to colonization by some pathogens, increasing the risk of develops this disease. This way, this project is aimed to evaluate the pattern of microbiological colonization and the inflammatory response pattern associated with it, comparing parents with generalized aggressive periodontitis and their children and periodontally healthy parents and their children. Thirty families will be selected and divided into two groups: Test group (n=15 families) families in which the parents (or at least one of them) present generalized aggressive periodontitis and one child (age ranging from 6-12 years old); Control group (n=15 families) families in which the parents (both of them) present periodontal healthy and one child (age ranging from 6-12 years old). The groups will be composed using a gender- and age-matched structure. The children will participate in a hygiene program and will be monitored for 3 months. All individuals (parents and children) will be clinically assessed for plaque and bleeding index, periodontal probing depth, clinical attachment level and gingival recession. During this period, samples of gingival crevicular fluid (GCF) and subgingival biofilm from periodontal pockets/sites from all subject (parents and children) will be collected. The GCF will be analyzed and the detection of interleukin (IL)-1β, IL-4, IL-6, IL-8, IL-10, IL-17, tumor necrosis factor (TNF)-α, and interferon (INF)-γ will be done using Luminex/MAGpix technology. In a subgingival biofilm, the DNA will be extracted and the microbiome and its functional characteristics will be evaluated by metagenomics and bioinformatics analysis. The data will be compared by Student's t-test, Mann-Whitney e Wilcoxon tests. The significance level for all analysis will be 5%.

NCT ID: NCT03933501 Completed - Clinical trials for Generalized Aggressive Periodontitis

Amoxicillin and Metronidazole in Association With Non-surgical Therapy in Aggressive Periodontitis Treatment

Start date: January 1, 2006
Phase: Phase 4
Study type: Interventional

This study is designed as a parallel, masked, randomized, placebo-controlled clinical trial to assess the clinical, microbiological, and immunological outcomes of scaling and root planning (SRP) or full-mouth ultrasonic debridement (FMUD) with AM (Amoxicillin + Metronidazole) for the treatment of Generalized Aggressive Periodontitis (GAgP).

NCT ID: NCT03928080 Completed - Periodontitis Clinical Trials

Diagnostic Accuracy of Rapid Non-clinical Screening Tests for Early Detection of Periodontitis

Start date: September 1, 2019
Phase:
Study type: Observational

Gum disease is the 6th most prevalent disease of mankind. It is a non-communicable non-resolving inflammation; if untreated it leads to tooth loss and inability to chew properly. It is one of the top 80 human disease contributing 3.5 million years lived with disability and the major cause of increasing oral health costs. Addressing this major public health problem requires greater attention to prevention and early detection. Gum disease cases in the population remain largely undetected because an affected individual does not feel the presence of gum disease and as a consequence people seek attention in the later stages of the disease once tooth loss has occurred. In this study the investigators will compare different methods of screening for gum disease and compare them against a full professional examination. The investigators hope to be able to propose simple and effective methods for self-assessment that will allow people to suspect the presence of the disease before tooth loss occurs and thus allow early diagnosis and better treatment. The whole study procedures consist 3 screening tests and the standard clinical examination. The screening tests involves:(1) a screening questionnaire; (2) a saliva test; (3) a toothbrushing test. Thereafter the participants will receive a standard clinical examination which is regarded as the gold standard for diagnosis of gum disease. Results of these tests will be compared with the standard clinical examination to assess the diagnostic accuracy of these tests. The general aim of this program is to improve early detection of periodontitis in the population using a self-detection approach based on a toothbrush test as an early sign and a self-performed saliva test as a screening test for an individual to seek professional dental care early in the gum disease process. The general hypothesis is that combining self-assessment of toothbrush test with a saliva test as an assessment of key inflammatory process underlying gum disease will increase the diagnostic accuracy of a screening approach in the population.

NCT ID: NCT03924336 Completed - Clinical trials for Intrabony Periodontal Defect

The Effect of A-PRF+ Versus Open Flap Debridement in the Treatment of Patients With Stage III Periodontitis

Start date: September 30, 2019
Phase: N/A
Study type: Interventional

To assess the effectiveness of advanced PRF+ as compared to open flap debridement in treatment of periodontal intraosseous defects in stage III periodontitis patients.

NCT ID: NCT03923218 Completed - Periodontitis Clinical Trials

Effects of Smoking and Vitamin D3 on the Levels of Human Cathelicidin Peptide LL-37

Start date: December 2011
Phase:
Study type: Observational

The aims of our study were 1) to evaluate levels of gingival crevicular fluid( GCF) human cathelicidin peptide LL-37 and serum vitamin D3 in smoker and non-smoker patients with chronic periodontitis(CP) 2) to determine whether any correlation between GCF LL-37 and vitamin D3 serum levels exist and 3) to asses the correlation between clinical parameters and biochemical markers

NCT ID: NCT03919006 Completed - Periodontitis Clinical Trials

Netrin 1 and Its Receptor Unc5b as Markers of Periodontal Disease

Start date: January 1, 2018
Phase: N/A
Study type: Interventional

This study aimed to investigate gingival crevicular fluid (GCF), saliva and serum Netrin 1 and Unc5b levels in periodontal health and disease. A total of 60 individuals, 20 patients with periodontitis, 20 with gingivitis and 20 periodontally healthy individuals were included. Whole-mouth and site-specific clinical periodontal parameters including probing depth, clinical attachment level, bleeding on probing, gingival index, plaque index and papillar bleeding index were recorded. GCF, salivary and serum Netrin 1 and Unc5b levels were measured by enzyme-linked immunosorbent assay. Statistical analysis was performed by using non-parametric tests.

NCT ID: NCT03918902 Completed - Periodontitis Clinical Trials

Snuff Use, Smoking, Periodontitis and Mortality: 30-year Cohort Study From Sweden

Start date: January 1, 2016
Phase:
Study type: Observational [Patient Registry]

Smoking and dual using associated with poor periodontal health.

NCT ID: NCT03908606 Completed - Clinical trials for Diabetes Mellitus, Type 2

Serum Hs-CRP in Periodontitis Patients With or Without Diabetes

Start date: April 11, 2018
Phase: N/A
Study type: Interventional

the aim of this study was to assess serum levels of high sensitivity c reactive protein in periodontitis patients with and without type 2 diabetes in a trial to analyze its prognostic effect following non-surgical periodontal therapy.

NCT ID: NCT03901066 Completed - Smoking Clinical Trials

Smoking Dependence and Periodontitis

Start date: September 3, 2014
Phase:
Study type: Observational [Patient Registry]

The present study was designed as a, single-center, prospective cohort study focusing on the relationship between smoking status and the severity of periodontitis