Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is persistent moderate - sized right pleural effusion with compressive atelectasis . No left pleural effusion is seen . Right lower lung underlying consolidation can not be excluded . No pneumothorax is seen . Heart size is likely enlarged but difficult to evaluate in the setting of overlying right pleural effusion . Right upper quadrant pigtail catheter seen . Diffuse osteopenia is noted . Lower thoracic vertebral body compression deformity is unchanged compared to multiple recent prior exams .
    OUTPUT:
    
Persistent moderate - sized right pleural effusion . Underlying consolidation can not be excluded .