Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Prior pulmonary edema has resolved . Lungs remain overinflated , with flattening of the diaphragms , but no focal consolidation . Mild cardiomegaly is unchanged . The aorta is tortuous and calcified . There are no pleural effusions or pneumothorax . Multilevel degenerative changes in the thoracic spine .
    OUTPUT:
    
1 . Resolved pulmonary edema . 2 . Stable mild cardiomegaly .