Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A portable frontal semi-erect chest radiograph . Demonstrates a normal cardiomediastinal silhouette and fairly well - aerated lungs . There is no focal consolidation . Mild blunting of the left costophrenic angle suggestive of minimal , if any , left pleural fluid . There is no pneumothorax . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
Minimal , if any , left pleural fluid .