Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is mildly enlarged . The aorta is tortuous and calcified . There is a mild interstitial abnormality probably due to vascular congestion . Streaky retrocardiac opacification is not very striking and probably due to minor atelectasis . Fissural thickening confirms the impression of mild fluid overload . There are no pleural effusions or pneumothorax . The bones appear demineralized .
    OUTPUT:
    
Findings doubtful for pneumonia but suggestive of mild vascular congestion .