Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes continues to be low . The heart continues to be moderately enlarged with unchanged mild to moderate edema . Moderate bilateral , right greater than left , pleural effusions are unchanged . ET tube is in appropriate position , and the gastric tube ends in the stomach . Left central venous line is in appropriate position . Right PICC line ends at the lower SVC .
    OUTPUT:
    
Unchanged low lung volumes , mild pulmonary edema and bilateral moderate pleural effusions .