Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal silhouette is unremarkable . Surgical hardware is better evaluated on the C spine radiograph from the same date . Platelike atelectasis is noted in the left midlung . No focal consolidation . No pleural effusion . No pneumothorax .
    OUTPUT:
    
No acute cardiopulmonary abnormality .