Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are low lung volumes . Vascular crowding is again seen . There is left basilar atelectasis . There is no focal consolidation . Cardiomediastinal silhouette is mildly enlarged . The left hemidiaphragm is again seen to be mildly elevated . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
No acute cardiopulmonary process .