What is the next step in management following surgical resection of a primary adenoid cystic carcinoma of the lung?

Primary lung adenoid cystic carcinoma is quite rare, and limited data exist to guide treatment. Often these tumors arise centrally or in the trachea, but can occur in the lung parenchyma. It is important to ascertain whether the tumor is truly of primary lung origin vs a metastasis, so ENT evaluatio...