Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is increased opacity in the region of the right hilum and ill - defined opacity in the right paratracheal region . This is a worsened appearance compared to prior and is likely a combination of volume loss , and vascular plethora . Thick contiguous to be increased opacity at the bases , right greater than left with obscuration of the right hemidiaphragm . A moderate effusion is layering posteriorly and is likely also atelectasis . An underlying infectious infiltrate ca n't be excluded . Is a patchy area of alveolar infiltrate in the left lower lung as well . Heart size is moderately enlarged . There is pulmonary vascular redistribution with ill - defined vascularity
    OUTPUT:
    
1 . Fluid overload 2 . Multiple areas of atelectasis 3 . An underlying infectious infiltrate ca n't be excluded