Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Increased opacification in the lung bases is likely secondary to bronchovascular crowding . No confluent consolidation is identified to suggest pneumonia . There is no pulmonary vascular congestion or edema . No pneumothorax is identified . Cardiomediastinal and hilar contours are within normal limits .
    OUTPUT:
    
No acute cardiopulmonary process . No evidence of pneumonia .