RT Book, Section A1 Hashmi, Hamza A2 Kloecker, Goetz A2 Arnold, Susanne M. A2 Fraig, Mostafa M. A2 Perez, Cesar A. SR Print(0) ID 1176021052 T1 Malignant Pleural Mesothelioma T2 Lung Cancer: Standards of Care YR 2021 FD 2021 PB McGraw-Hill PP New York, NY SN 9781260136203 LK hemonc.mhmedical.com/content.aspx?aid=1176021052 RD 2024/04/23 AB A 70-year-old white man with past medical history of hypertension (HTN) and chronic obstructive pulmonary disease (COPD) presents with a persistent cough for the last 2 months. He has a 60 pack-year smoking history. He worked for 20 years as a coal miner. Chest x-ray reveals a moderate size right-sided pleural effusion. Chest computed tomography (CT) confirms a loculated pleural effusion and pleural-based nodules. On thoracentesis, 500 mL of fluid is removed, and analysis reveals exudative effusion without evidence of malignant cells on cytology. What should be the next step in management of this patient?