“…The literature has cited that the reduction of the alveolar process can occur due to loss of teeth (SEGUNDO, 2000;TECIMER and BEHR, 2001;MATIAS, ANDRADE and FERNANDES, 2004;JUODZBALYS and RAUSTIA, 2004;KLASSMANN, CORÓ, THOMÉ et al, 2006; PEÑARROCHA-DIAGO, GÓMEZ-ADRIÁN, GARCÍA-GARCÍA et al, 2006;SIDDIQUI and SOSOVICKA, 2006), to the trauma (SEGUNDO, 2000; PEÑARROCHA-DIAGO, GÓMEZ-ADRIÁN, GARCÍA-GARCÍA et al, 2006;SIDDIQUI and SOSOVICKA, 2006), aplasia, infections, poorly fitted dentures (SEGUNDO, 2000) and periodontal disease (PEÑARROCHA-DIAGO, GÓMEZ-ADRIÁN, GARCÍA-GARCÍA et al, 2006).…”