Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Increased interstitial markings seen throughout the lungs , not significantly changed since multiple priors and may be accentuated by overlying soft tissues . There is no effusion or confluent consolidation . The cardiac silhouette is enlarged but unchanged . No acute osseous abnormality is identified . Surgical clips identified in the upper abdomen .
    OUTPUT:
    
Cardiomegaly . No definite acute cardiopulmonary process .