Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral chest radiographs were provided . Lungs are well expanded . There is no focal consolidation , pleural effusion , or pneumothorax . The heart remains enlarged as seen previously . Linear horizontal opacities in the left lower lung field are likely atelectasis . Small clips are seen in the right breast . The bones are intact .
    OUTPUT:
    
Cardiomegaly but no acute process .