Effectiveness and Acceptability of SDF Compared to ART for the Management of Early Childhood Caries

"Tooth will be isolated with cotton rolls, the oral cavity will be dried with small cotton balls and the gingiva around the tooth, and surrounding structures, will be protected with vaseline. Then the silver diamine fluoride solution will be applied to cavitated caries lesions with a micro applicator for one minute approximately. If necessary the solution excess should be removed with a gauze.~Finally the child's teacher will be given the indications for the child to not eat, drink or rinse up to 30 minutes after the treatment, and to evaluate if any sign or symptom related to the tooth appears."

Participants will be treated with Atraumatic Restorative Treatment (ART) technique. Glass ionomer will be used for cavity filling (Ketac MolarTM, 3M ESPETM) according to manufacter specifications and will be applied with a spatula, followed by finger pressure using vaseline for a few seconds; for occluso-proximal cavities, a matrix band will be used. The restoration will be protected with vaseline and then the occlusion will be checked with articular paper after the initial adjustment (approximately 5 minutes). Finally the child's teacher will be given the indications for the child to not eat, drink or rinse up to 30 minutes after the treatment, and to evaluate if any sign or symptom related to the tooth appears.