Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation . There is slight blunting of the right costophrenic angle and a trace pleural effusion is not excluded . No large pleural effusion is seen . There is no pneumothorax . The cardiac and mediastinal silhouettes are unremarkable . No evidence of free air is seen beneath the diaphragms .
    OUTPUT:
    
Slight blunting of the right costophrenic angle , trace pleural effusion not excluded . No focal consolidation .