Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild bibasilar atelectasis is noted , left greater than right . The lungs are otherwise grossly clear without lobar consolidation , pleural effusion , pneumothorax , or pulmonary edema . Multiple , known , punctate calcified granulomas are better assessed on the patient 's prior chest CT dated ___ . The cardiomediastinal silhouette is grossly within normal limits .
    OUTPUT:
    
No acute cardiopulmonary process .