Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are low lung volumes and basilar atelectasis . Previously seen left basilar opacity is less conspicuous as compared to the prior study . No definite focal consolidation or pleural effusion is seen currently . There is no evidence of pneumothorax . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
No acute cardiopulmonary process .