Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is diffuse increased interstitial markings compared to multiple prior examinations . No pleural effusions are evident . This could reflect developing new mild interstitial edema or atypical pneumonia . Calcification and tortuosity of the descending thoracic aorta appear unchanged . Confluent consolidation is evident . There are no pleural effusions . Cardiomediastinal and hilar contours are stable noting enlarged hila .
    OUTPUT:
    
Diffuse interstitial prominence which may reflect mild interstitial pulmonary edema or atypical pneumonia . Hilar enlargement though relatively stable