Khat chewing has an adverse effect on periodontal tissues

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12 observational studies were included in this review of the effect of khat chewing on periodontal tissues. The available evidence is of limited quality but it suggests that khat use has an adverse effect on periodontal status.

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Gingival retraction methods and their impact on gingival health?

crown preparation

This review looked at the impact of gingival retraction on periodontal health. Only 10 small studies were available so which no method seems significantly superior the quality of the available evidence is limited.

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Chronic periodontitis – probiotics as a adjunct to treatment?

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4 small RCTs of probiotics as an adjunct to scaling and root planing for management of chronic periodontitis were identified for this review. While a statistical significant benefit was demonstrated the limited number of small studies means that these findings should be interpreted with caution.

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Salivary biomarkers for diagnosing periodontal disease

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This review of salivary biomarkers for diagnosing periodontal disease only identified 4 studies at high risk of bias but suggests a small number of potential biomarkers. However the findings should be interpreted with caution.

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Systemic antibiotics for aggressive periodontitis?

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This review of systemic antibiotics and non-surgical periodontal therapy for aggressive periodontitis included 13 RCTs and suggests a statistically significant benefit compared to non-surgical therapy alone.

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Periodontitis- full mouth disinfection or quadrant scaling?

plaque,calculus,periodontal disease

13 small RCTs were identified for this review, comparing full mouth interventions with quadrant scaling for periodontitis. Limited evidence of a small benefit was found in two comparisons.

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Azithromycin as an adjunct to scaling and root planing for periodontal disease

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This review of azithromycin as an adjunct to scaling and root planing for periodontal disease included 9 small RCTs. While some studies demonstrated some small improvements in periodontal parameters, there was no data to demonstrate superiority of azithromycin against the standard antibiotic combination of metronidazole and amoxicillin.

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Periodontal surgery: less favourable outcomes in smokers

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This review of periodontal flap surgery identified 8 small studies, all of which demonstrated better outcomes in terms of probing the depth and the attachment level for non-smokers.

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Periodontal surgery for furcation defects

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This review included 11 small low quality studies that suggest clinical benefits at 6 months. Further high quality longer term studies are needed to assess the clinical relevance.

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Professional mechanical plaque removal for secondary prevention of periodontal disease

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For this review of professional mechanical plaque removal 19 studies were identified. While benefits were shown for an number of outcomes; tooth loss; clinical attachment; pocket depth and bleeding on probing the impact on long-term tooth survival and stability of periodontal parameters has still to be assessed.

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