Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No focal consolidation is seen . There is minimal blunting of the left costophrenic angle which may be due atelectasis , however a trace pleural effusion is not excluded . No pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable .
    OUTPUT:
    
No focal consolidation . Minimal blunting of the left costophrenic angle may be due to atelectasis , but a trace pleural effusion is not excluded .