Abstract
The authors have performed a clinico-statistical observation on new medical patients. The subjects were 4185 patients of the Department of Oraland Maxillofacial Surgery, Toyama Medical and Pharmaceutical Hospital, during a four-year period.The results are as follows:1. Of the 4185 patients, 2231 were males and 1954 were females, for a male/female ratio of 1.14:1.2. The lesions were divided into the following groups: general dental lesions 1825 cases (43.6%), inflammation 599 cases (14.3%), cystic lesions 387 cases (9.3%), impacted teeth 309 cases (7.4%), trauma 165 cases (3.9%), mucosal lesions 161 cases (3.8%), lesions of temporomandibular joint 152 cases (3.6%), tumor 102 cases (2.4%), (38 cases were malignant and 64 were benign tumors), malformations and transformations 63 cases (1.5%), nervous lesions 40 cases (1.0%), and others 382 cases (9.1%).3. In-patients included 320 cases, which correspond to 7.6% of the new medical patients. In these cases, cystic lesions accounted for 96 cases (30.0%), inflammation for 68 (21.3%), tumors for 53 (16.6%), traumata for 51 (15.9%), and others for 52 cases (16.2%).
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