Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is mild cardiomegaly . There is a left - sided central line which terminates in the mid SVC . There is a right middle lobe opacity concerning for pneumonia . There are small bilateral pleural effusions . There is no evidence of pneumothorax . The visualized osseous structures are unremarkable .
    OUTPUT:
    
Interval increase in opacity in the right middle lobe may be concerning for an infectious process .