Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP view of the chest . There is no focal consolidation , pleural effusion or pneumothorax . The cardiomediastinal and hilar contour is normal . A possible small rounded opacity in the left mid lung may represent a pulmonary nodule .
    OUTPUT:
    
No acute cardiopulmonary process . A possible small rounded opacity in the left mid lung may represent a pulmonary nodule .