Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Lung volumes are low limiting assessment . Allowing for this , there is mild basal atelectasis . No convincing evidence for pneumonia or edema . Cardiomediastinal silhouette is stable . Bony structures are intact .
    OUTPUT:
    
No acute findings . Basal atelectasis .