Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-upright radiographs of the chest demonstrate low lung volumes with resultant bronchovascular crowding . There has been interval increase in vascular congestion . There is opacification of the bilateral bases , right greater than left , with small bilateral pleural effusions and adjacent atelectasis . Superimposed infection could be considered in the appropriate clinical setting . The known small left apical hydro-pneumothorax has decreased in size over the interval . The cardiomediastinal contours are unchanged .
    OUTPUT:
    
1 . Increased opacification of the bilateral bases , right greater than left , with small bilateral pleural effusions and adjacent atelectasis . Superimposed infection could be considered in the appropriate clinical setting . 2 . Slight interval decrease in size of the small left apical hydropneumothorax .