Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear focal opacities concerning for infection . There is no evidence of pneumothorax or pulmonary edema . Blunting of the left costophrenic angle is chronic related to scarring as seen on the prior CT from ___ . The right costophrenic angle is clear . Numerous surgical clips in the abdomen are imaged . The heart size is normal .
    OUTPUT:
    
No evidence of acute cardiopulmonary process .