Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Minor left base atelectasis / scarring is seen . There is persistent blunting of the right costophrenic angle . There is no new focal consolidation . No pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable .
    OUTPUT:
    
Persistent blunting of the right costophrenic angle . Otherwise , no acute cardiopulmonary process .