Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained . Redemonstrated is subcutaneous air in the right lateral chest wall , related to recent surgery , decreased . There is also interval removal of the right - sided chest tube . A moderate right pleural effusion has decreased and the right lower lung is better aerated . Scattered hazy opacification of the left lung is new and my relate to aspiration or infection , less likely edema . There is no left pleural effusion . Heart is normal in size and cardiomediastinal contour is unchanged .
    OUTPUT:
    
1 . Improved moderate right pleural effusion and basilar atelectasis . 2 . Scattered hazy opacities in the left upper and lower lung are nonspecific and may represent aspiration or pneumonia , less likely edema .