Dental treatment will be performed by two periodontists who either ignore the data for examination of patients . The test group will receive nonsurgical periodontal treatment in 4 weeks. The treatment will include caries removal and sealing of cavities or caries restoration , removal of restorations maladaptive , extraction of residual roots , removal of supragingival calculus and subgingival scaling and root planing under local anesthesia . Instruction, training and motivation for oral hygiene will be addressed throughout treatment. Completed treatment , patients return to fortnightly visits to the 3 month and monthly until month 6 , where it will be professional removal of supra and subgingival biofilm , and oral hygiene instruction . In 3 and 6 months will also be repeated full mouth examination for both test and control groups .