Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mildly hypoinflated lungs with crowding of vasculature . Heterogeneous right lower lobe opacity is noted . No pleural effusion or pneumothorax . Mild accentuation of the heart size is likely due to patient positioning and low lung volumes . Mediastinal contour and hila are unremarkable .
    OUTPUT:
    
Heterogeneous right lower lobe opacity may represent superimposed vessels however differential includes early pneumonia . Clinical correlation is recommended . If concern consider repeat radiograph with better positioning for further evaluation .