腺样囊性癌(adenoid cystic carcinoma,ACC)又称圆柱瘤(cylindroma),1859年由Billroth首先提出,为涎腺较常见的恶性肿瘤,约占涎腺上皮性肿瘤的10%,常累及腮腺、颌下腺、小涎腺,占小涎腺上皮性肿瘤的30%,以腭部多见。腺样囊性癌可发生于任何年龄,多在40~60岁,性别差异无统计学意 Adenoid cystic carcinoma (ACC), also known as cylindroma, was first proposed by Billroth in 1859. It is a common malignant tumor of salivary gland, accounting for about 10% of salivary gland epithelial tumors, often involving the parotid gland , Submandibular gland, small salivary glands, accounting for 30% of salivary gland epithelial tumors, more common in the palate. Adenoid cystic carcinoma can occur at any age, mostly in 40 to 60 years of age, gender differences were not statistically significant