Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size remains moderately enlarged . Mediastinal and hilar contours are unchanged with similar enlargement of the hila bilaterally . Mild pulmonary edema is slightly worse in the interval , somewhat exaggerated due to the presence of low lung volumes . No focal consolidation is noted . No pleural effusion appears to be present . There is no pneumothorax . No acute osseous abnormality is identified .
    OUTPUT:
    
Mild pulmonary edema . Unchanged enlargement of both hila , compatible with hilar lymphadenopathy and enlarged pulmonary arteries .