malignant right pleural effusionmalignant pleural effusion diagnosismalignant pleural effusion prognosisrecurrent malignant pleural effusionmalignant pleural effusion lung cancermalignant cells in pleural fluidpleural metastasispleural mesotheliomapleural lymphomaneoplastic pleural effusionmetastatic pleural effusionadenocarcinoma pleural effusion
