Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Multiple areas of subsegmental atelectasis are noted without focal consolidation . There is no pleural effusion , pneumothorax , or pulmonary vascular congestion . 7 intact median sternotomy wires are unchanged . The cardiomediastinal silhouette , including a tortuous descending aorta and mild cardiomegaly are stable .
    OUTPUT:
    
Bibasilar subsegmental atelectasis without focal consolidation or pleural effusion .