Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Minimally prominent interstitial markings may reflect underlying chronic lung disease . However , there is no confluent consolidation . No pneumothorax is evident . No vascular congestion , edema or pleural effusions are present . Cardiomediastinal and hilar contours are within normal limits .
    OUTPUT:
    
1 . No acute cardiopulmonary process . 2 . Mildly prominent interstitial markings which may reflect underlying chronic lung disease .