Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are somewhat low , resulting in bronchovascular crowding and accentuation of the cardiac silhouette . The lungs are clear . There is no pleural effusion or pneumothorax . The cardiomediastinal silhouette is unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process . If clinical suspicion for infection persists , repeat radiographs with improved inspiration could be obtained to better assess the lung bases .