摘要
the adenoid cystic carcinoma (acc) is a malignant neoplasm of salivary gland that arises preferencially in parotid glands, submandibular and minor salivary glands, but is uncommon in sublingual glands. the acc is a slow growth and infiltrative tumour that clinically is characterized by a firm mass. the present study aims to rewiew the atually literature of the acc in relation of clinical and histopathological features and describes a case of acc in submandibular gland.