Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The ET tube is 3 .7 cm above the Carina . There is moderate cardiomegaly . There is bilateral pleural effusions which are moderate in size . There is pulmonary vascular redistribution . There is a left upper lobe and right mid lung hazy alveolar infiltrate that could be partially due to volume loss and alveolar edema but an underlying infectious infiltrate ca n't be excluded
    OUTPUT:
    
Increased pulmonary edema . An underlying infectious infiltrate ca n't be excluded .