Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is stable moderate cardiomegaly . There is a new small left pleural effusion with adjacent consolidation likely secondary to compressive atelectasis . Note is made of mild pulmonary vascular engorgement ; however , there is no evidence of pulmonary edema . No focal consolidations concerning for infection are identified . There is no evidence of a pneumothorax .
    OUTPUT:
    
New small left pleural effusion with adjacent consolidation likely secondary to atelectasis ; however , an acute infectious process can not be excluded .