Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are low lung volumes . There is diffuse hazy opacification of the left perihilar and left lower lobe as well as atelectasis in the left upper lobe . Right lung is clear . There is no pleural effusion or pneumothorax . There is mild cardiomegaly .
    OUTPUT:
    
Hazy increased opacification in the left perihilar and left lower lobe which may represent aspiration in the correct clinical setting .