Cochrane

Review question Does the use of chlorhexidine mouthrinse (a broad spectrum antiseptic) in addition to other conventional tooth cleaning help to control and improve gingivitis (inflammation of the gums)? Does the frequency of rinsing or the concentration of the solution affect the result and are there any undesirable side effects? Background Gingivitis ...

Review question This review examined the effects of different materials used for retrograde filling in children and adults for whom this treatment is necessary in order to save the tooth. Background The living part of the tooth, also known as the tooth pulp, can become irreversibly inflamed as a result of damage or bacterial infection due to tooth ...

Review question This review was conducted to assess the effects of using liners under tooth-colored resin fillings in cavities on the biting surface (Class I) and the biting surface and side(s) (Class II) of permanent teeth in the back of the mouth in children and adults. Background Tooth decay is the most common disease affecting children and adults ...

Review question What are the effects of oral hygiene care on the incidence of ventilator-associated pneumonia in critically ill patients receiving mechanical ventilation in hospital intensive care units (ICUs)? We aimed to summarise all the available appropriate research in order to identify evidence-based care for these vulnerable patients. Background Critically ...

Review question Are oral appliances and functional orthopaedic appliances effective and safe for treating children with obstructive sleep apnoea syndrome? Background Obstructive sleep apnoea in children is a breathing disorder characterized by episodes of partial or complete upper airway obstruction that occur during sleep. There are various risk ...

Background Cleft lip and palate is one of the most common birth defects and can cause difficulties with feeding, speech and hearing, as well as psychosocial problems. Treatment of clefts is lengthy, typically taking from birth to adulthood to complete. Upper jaw growth in cleft patients is highly variable, and in a relatively high percentage, it does ...

Review question This review addressed the issue of whether there is an advantage to laser therapy for the removal of decay in teeth and patient pain, compared to a traditional drill, in children, adolescents and adults. Background Dental decay is a cavity formation in teeth resulting from the destruction of dental tissue caused by bacteria under ...

Review question This review examined whether different isolation methods affect the performance of dental restorations. Background Restorative dental treatments are used to repair damage to teeth caused by tooth decay or accidents. Creating a physical barrier around a treatment site to reduce contamination of the site with saliva is a common practice. ...

Review question This review, produced through Cochrane Oral Health, seeks to assess the effects of removal compared with conservative management of impacted wisdom teeth, in the absence of symptoms and without evidence of local disease, in adolescents and adults. This is an update of an existing review published in 2012. Background Wisdom teeth, ...

Review question Does giving children painkillers such as paracetamol and ibuprofen before dental treatment help reduce pain after the treatment? Background Dental pain is common after dental procedures and can lead to increased fear of dental treatment, avoidance of dental treatment and other associated problems. Reduction of pain is important, ...