Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no focal consolidation or pneumothorax . A small left - sided pleural effusion is little changed from ___ . However , in comparison to the prior study , there is new mild alveolar pulmonary edema . Heart size is moderately enlarged . Osseous structures are diffusely demineralized . Known bilateral rib fractures are better demonstrated on the prior CT dated ___ .
    OUTPUT:
    
Mild pulmonary edema with little changed in left pleural effusion .