腺样囊性癌是涎腺中常见的恶性肿瘤 ,好发于小涎腺和大涎腺中较小的腺体 ,常见发生在腭及舌下腺 ,而在涎腺以外罕见发生。我科曾诊治 1例原发于上颌窦的腺样囊性癌 ,报道如下 :患者女性 ,2 5岁 ,病案号 140 479。于 1998年 8月 31日因左面隆起畸形、左眼球突出、左上后牙肿痛 1 Adenoid cystic carcinoma is a common malignant tumor in salivary glands, which occurs in the lesser glands of the small salivary glands and the large salivary glands. It occurs frequently in the palate and the sublingual glands, but rarely in salivary glands. Our department has diagnosed 1 case of adenoid cystic carcinoma of the maxillary sinus, reported as follows: Female patients, 25 years old, the case number 140 479. On August 31, 1998 because of the left uplift deformity, prominent left eye, left upper back pain after the tooth 1