Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . Since the most recent study dated ___ , there has been increase in the right pleural effusion despite the presence of a Pleurx catheter which projects over the right lower lung . There is small amount of residual aeration in the right upper lobe . There is an air - fluid level at the right lung apex which likely represents a small hydropneumothorax given findings on prior CT scan . The heart size is difficult to assess . Bony structures appear grossly intact .
    OUTPUT:
    
Large right pleural effusion with small right apical hydropneumothorax . Pleurx catheter appears to extend into the right lower chest .