Group B: Patients <10 years old, with alveolar cleft and oronasal communication, without previous attempt to close it. Group C: Patients <10 years old, with alveolar cleft and oronasal communication, and having already had at least 1 attempt to close it. Group D: Patients 10 to 18 years old, without alveolar cleft (already closed). Group E: Patients 10 to 18 years old, with alveolar cleft and oronasal communication, without previous attempt to close it. Group F: Patients 10 to 18 years old, with alveolar cleft and oronasal communication, and having already had at least 1 attempt to close it. Group G: Adult patients, without alveolar cleft (already closed). Group H: Adult patients, with alveolar cleft and oronasal communication, without previous attempt to close it. Group I: Adult patients, with alveolar cleft and oronasal communication, and having already had at least 1 attempt to close it.