Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Heart size and cardiomediastinal contours are normal . Small opacity in the lower left lung corresponds to opacity projecting over the lower thoracic spine on the lateral view . Blunting of the right costophrenic angle is consistent with pleural thickening or a small right pleural effusion . No pneumothorax .
    OUTPUT:
    
Small left lower lobe opacity may represent pneumonia in the appropriate clinical context . Small right pleural effusion or pleural thickening . Findings were communicated via phone call by Dr . ___ to Dr . ___ ___ on ___ at ___ PM .