Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-upright radiograph of the chest demonstrates moderate to severe cardiomegaly . Diffusely increased interstitial markings may represent pulmonary edema or interstitial lung disease . There is moderate to severe cardiomegaly . The aorta is tortuous . No pleural effusion , consolidation or pneumothorax .
    OUTPUT:
    
1 . Diffusely increased interstitial markings may represent pulmonary edema or interstitial lung disease . 2 . Cardiomegaly .