腺样囊性癌是大小涎腺中较常见的恶性肿瘤。作者分析发生于口腔的50例,男性40例,女性10例。病人年龄从23～84岁,平均50岁。发生在腭部占72%(其中22例在硬腭,9例在软硬腭交界处,5例在软腭),其次为颊粘膜,占18%。临床上病变大多呈坚实的肿块,部分病例是软的,有疼痛症状的占48% 病期从1月～144月,平均为26月,一半以上的病期在12月以内或更短。50例随诊3～24年,33例死于肿瘤,1例死于 Adenoid cystic carcinoma is a more common malignant tumor in the parotid glands. The authors analyzed 50 cases that occurred in the oral cavity, including 40 males and 10 females. The patient’s age ranged from 23 to 84 years, with an average age of 50 years. Occurred in the sacral area accounted for 72% (22 cases of hard palate, 9 cases of soft palate at the junction, 5 cases of soft palate), followed by buccal mucosa, accounting for 18%. Most of the clinical lesions were solid masses. Some cases were soft. 48% had pain symptoms. The disease period ranged from January to 144 months, with an average of 26 months. More than half of the cases occurred within 12 months or less. 50 cases followed up for 3 to 24 years. 33 cases died of tumor and 1 case died of