Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographdemonstrates well expanded lungs . There is mild vascular plethora . In addition , there is subtle patchy opacity in the right lower lobe . No pleural effusion or pneumothorax . Stable mild cardiomegaly . The aorta slightly unfolded . The hila are prominent but unchanged . The mediastinal contours unchanged .
    OUTPUT:
    
1 . Mild vascular plethora , without overt CHF . 2 . Subtle patchy right lower lobe opacity is worrisome for early pneumonia or aspiration pneumonia . 3 . Prominent hila again noted . 4 . ___ chest CT showed multiple pulmonary nodules , which are not well visualized radiographically . It also noted mild mediastinal and hilar lymph nodes .