Abstract
A clinicostatistical analysis was carried out on the secondary cases of cleft lip and/or palate that visited our clinic from 1981 to 1996.
The results were as follows:
1. The total number of secondary cases was 186. It corresponded to 24.6 % of all patients with cleft lip and/or palate in our clinic.
2. They consisted of 94 (51.5 %) cleft lip and palates (CLP),74 (39.8 %) cleft lips (CL), and 18 (9.7 %) cleft palates (CP).
3. They were more fr equent in males (sex ratio was 1.2: 1).
4. The mean age at first visit was 13.3 years (ranging from 8 months to 57 years).
5. The chief complaints or motives of patients were esthetic problem of upper lip (41.7 %), speech disorder (18.0 %), and nasal deformity (12.3 %).
6. Among the patients,73.9 % were referred by d entist and oral surgeon.
7. Among the patients,156 patients (83.9 %) were residents of Kag oshima prefecture, and 9 of them were living on neighboring islands.
8. The total number of surgical o perations related to cleft lip and/or palate was 237.
