Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomegaly with mild pulmonary edema . Mildly elevated right hemidiaphragm but it maintains its normal contour . No large effusion seen . No basal consolidation . Minor increased density in the left lower lobe most likely secondary to atelectasis . Spondylotic changes of the thoracic spine .
    OUTPUT:
    
Cardiomegaly with mild pulmonary edema . No significant interval change compared to prior imaging . No basal consolidation seen .