Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal silhouette is normal . There is right greater than left basilar atelectasis . Lungs are well aerated without focal consolidation , pleural effusion , or pneumothorax . Left - sided pacemaker leads are unchanged in position . Aortic knob calcifications are also unchanged . Overall , appearance is similar to the radiograph from ___ .
    OUTPUT:
    
No acute cardiopulmonary process .