Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Evidence of previous sternotomy . Interval increase in the heart size , congestion of the pulmonary vessels and interstitial thickening in the lower lung zones suggests cardiac decompensation with associated interstitial edema . The vascular pedicle is not significantly dilated No pleural effusions . No airspace consolidation . Spondylotic changes of the thoracic spine . Small calcific density projecting lateral to the right chest wall .
    OUTPUT:
    
Interval increase in the heart size with associated pulmonary edema .