Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild cardiomegaly is new since the prior radiograph , however there is no pleural effusion or pulmonary edema . Lungs are clear without focal consolidation concerning for pneumonia . Mediastinal and hilar contours are normal .
    OUTPUT:
    
1 . New mild cardiomegaly without evidence of effusion or pulmonary edema . 2 . No evidence of pneumonia .