腺泡细胞癌主要发生于腮腺,发生于小涎腺者极为罕见,现报告一例。患者,女,21岁。因硬腭后部长肿物1年余来诊。1年前患者无意中发现硬腭后部长一肿物,约0.5cm×0.5cm×0.4cm大小,无任何不适,未诊治。后因肿物渐长大,来诊。检查:发育正常,颜面对称无畸形,双颌下颏下及颈部未触及 Acinar cell carcinoma occurs mainly in the parotid glands, occurred in the small salivary glands are extremely rare, is a report of a case. Patient, female, 21 years old. Due to hard palate after the long tumor more than 1 year to the clinic. A year ago, the patient inadvertently found a long tumor behind the palate, about 0.5cm × 0.5cm × 0.4cm size, without any discomfort, not diagnosed. After the tumor grew larger, to the clinic. Check: normal development, facial symmetry without deformity, submandibular chin and neck not touched