Publications by authors named "Onan U"

Purpose: To evaluate the effect of hormone replacement therapy(HRT) on periodontal treatment outcomes in a group of postmenopausal women with periodontitis.

Materials And Methods: 23 post-menopausal chronic periodontitis patients were included in this study. The test group(n=11) consisted of women who started HRT with this study and received conjugated estrogen and medroxyprogesteron.

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Background: The aim of this study is to evaluate the effect of low-level laser therapy (LLLT) as an adjunct to non-surgical periodontal therapy of smoking and non-smoking patients with moderate to advanced chronic periodontitis.

Methods: All 36 systemically healthy patients who were included in the study initially received non-surgical periodontal therapy. The LLLT group (n = 18) received GaAlAs diode laser therapy as an adjunct to non-surgical periodontal therapy.

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Inflammatory changes in the peri-implant tissues may lead to peri-implantitis and bone loss. Prostaglandin E2 has been shown to have proinflammatory effects on peri-implant tissues, including mediation of bone resorption. The aim of this study was to assess prostaglandin E2 levels in implant crevicular fluid and the possibility of using this method in diagnosing peri-implant mucositis.

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Background: The effects of sociocultural status on periodontal conditions in pregnant women have been reported by a number of researchers and there have been speculations about the effects of hormonal changes, patients' systemic health, and socio-cultural characteristics on periodontal health during pregnancy.

Methods: This study evaluates the periodontal condition of 61 pregnant women at their first, second, and third trimesters, and the relation between the demographic (age, professional level, education) and clinical variables (previous periodontal care, frequency of tooth brushing). The clinical indices, including plaque index, gingival index, and probing depth measurements were repeated at the first, second, and third trimesters.

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Background: The increase in circulating levels of progesterone during pregnancy stimulates production of prostaglandins, especially prostaglandin E2, possibly resulting in pregnancy gingivitis. The purpose of this study is to evaluate the influence of prostaglandin E2 concentrations on gingival tissues in pregnancy and to assess its relationship to clinical parameters.

Methods: This study evaluates the effects of periodontal treatment on clinical indices including plaque index, gingival index, probing depth, and gingival crevicular fluid prostaglandin E2 levels of 22 pregnant women in their first, second, and third trimesters.

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In situ release kinetics of 25% tetracycline-loaded fibers (Actisite) were evaluated in this study. 1 cm precut tetracycline fibers were removed from periodontal pockets (>5 mm) of 24 patients. Fibers were maintained at their site for 1, 3, 7, 10 and 12 days.

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The purpose of this single-blind, randomized study was to evaluate the clinical efficacy of slow-release tetracycline fibers as an adjunct to initial periodontal therapy in moderate to advanced periodontitis patients who had no periodontal treatment before. A group of 17 patients with at least two sites in each quadrant with probing pocket depths > 5 mm that bled on probing were included in the study. After scaling and root planing, each selected site was randomly assigned to one of two treatment groups: tetracycline fiber therapy and control group.

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Background: The use of demineralizing agents has been reported to enhance the degree of connective tissue attachment to denuded roots. Of the agents used, tetracycline HCI has received the most attention.

Methods: The purpose of this study was to evaluate and compare the SEM surface morphology of human root dentin following various concentrations and application times of tetracycline HCl.

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Periodontal regeneration through the use of root demineralization received a lot of interest in periodontology. Topical application of acid to dentin surfaces produced a zone of demineralization, exposing dentin collagen fibrils and opening dentin tubules. In this study, the in vitro effects of different tetracycline HCl application techniques were investigated.

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Cyclosporin a is an endecapeptide that has been used clinically since 1978 as an immunosuppressant agent. Although cyclosporine appears to be uniformly beneficial in the treatment of a wide variety of disorders, its use may result in a number of side effects. One of the most important adverse effects is gingival overgrowth.

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The periodontal status of 77 diabetic children and adolescents, and 77 paired, systemically-healthy, sex- and age-matched control subjects, was clinical examined. Fasting blood glucose, fructosamine and glycosylated haemoglobin (HbA1) values were determined. The mean periodontal pocket depths, clinical attachment levels and the parameters to assess diabetes mellitus from the diabetic group were significantly higher than those of the controls.

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Severe periodontitis in a patient with infantile genetic agranulocytosis (Kostmann syndrome) is presented. This rare syndrome is inherited as an autosomal recessive pattern and characterized by severe neutropenia. The periodontal status and treatment of the patient is described.

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Inflammatory periodontal diseases are related to dental plaque formation. Increase in the perfusion of the inflamed tissue results in increased oxygen supply. Although oxygen has healing effects, it is bound to be a mediator of peroxidation in biological membranes.

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Fructosamine assay, which is used in diagnosing and monitoring diabetic patients, is compared with the hemoglobin and plasma glucose assays in children and adolescent insulin-dependent diabetes mellitus patients. We demonstrated that the gingival index scores were correlated with fructosamine values in insulin-dependent diabetes mellitus patients but not in non-diabetic controls. We also found that there was no correlation between gingivitis scores and fasting plasma glucose and HbA1c values.

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