Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is subtle patchy left lower lobe opacity raising concern for pneumonia . The right lung is clear . There is no pleural effusion or pneumothorax . The cardiac and mediastinal silhouettes are stable and unremarkable , as are the hilar contours . Right upper quadrant surgical clips are seen .
    OUTPUT:
    
Findings concerning for left lower lobe pneumonia . Recommend followup to resolution .