Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are clear without consolidation or edema . There is no pleural effusion or pneumothorax . There is a slight irregularity to the right hemidiaphragm , likely from a small diaphragmatic eventration . The size of the cardiac silhouette is at the upper limits of normal . The mediastinal silhouette is normal .
    OUTPUT:
    
No acute cardiopulmonary process .