Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral chest radiographs were provided . There is no focal consolidation , pleural effusion or pneumothorax . Bibasilar opacities are likely atelectasis . Irregular lucent opacity with dense borders overlying the cardiomediastinal silhouettes is likely artifact . The bones are intact . There is no evidence of free air .
    OUTPUT:
    
No acute cardiopulmonary process or free air . Likely artifact projecting over the cardiac silhouette . Can obtain repeat film for further clarification .