Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear . Mild pulmonary edema has resolved . Left - sided PICC line has been removed . Mild cardiomegaly mostly involve dilation of the left atrium . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
1 . There are no acute cardiopulmonary findings . 2 . Mild cardiomegaly mostly involves dilation of the left atrium .