Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is increased opacification of the right the lung bases with a moderate pleural effusion . There is increased opacity at the left lung base to a lesser degree . The heart size is enlarged . Mediastinal contours normal . There is no pneumothorax . Pacer lead ends within the right ventricle . No acute osseous abnormality .
    OUTPUT:
    
Right basilar opacity and moderate pleural effusion , findings concerning for a right lower lobe pneumonia , other differentials include pulmonary edema .