What is your approach to CNS surveillance in resected superior sulcus tumors given high rates of intracranial metastasis in this population?

Despite the quantum improvement in complete surgical resection, pathologic complete remission, and overall survival rates in S9416/INT-0160 (the trial that established trimodality chemoradiation followed by surgery as the standard of care for superior sulcus NSCLC almost 2 decades ago), distant recu...