Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate bilateral interstitial abnormalities which have been slowly progressive on chest radiographs since ___ and CT chest in ___ . The azygos vein and pulmonary vessels are more prominent and mild cardiomegaly is slightly increased , suggestive of superimposed heart failure . There is no focal opacity suggestive of pneumonia . No effusion or pneumothorax is seen .
    OUTPUT:
    
1 . Interstitial abnormality which has been slowly progressive on chest radiographs since ___ and CT chest in ___ . 2 . Likely superimposed heart failure . The findings were entered into the critical communications dashboard by Dr . ___ at ___ on ___ .