paranasal sinus adenoid cystic carcinoma (MONDO_0006352) is a rare adenoid cystic carcinoma that arises from the paranasal sinuses. It usually has an aggressive clinical course characterized by high recurrence rates and distant metastases. Also known as: accessory sinus adenoid cystic carcinoma, adenoid cystic carcinoma of accessory sinus, adenoid cystic carcinoma of paranasal sinus, adenoid cystic carcinoma of the accessory sinus, adenoid cystic carcinoma of the paranasal sinus.