Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Again noted are diffuse ill - defined opacities in the right hemithorax , that is particularly prominent at the right lung base . This area of consolidation progressed rapidly between ___ - ___ and is concerning for aspiration or infection . However , since the most recent CXR on ___ , this RLL opacity appears to be resolving . Left lung remains essentially clear . No large pleural effusions or pneumothorax . Cardiomediastinal silhouette is within normal limits . Tracheostomy tube is unchanged in position .
    OUTPUT:
    
Right lung base consolidation , likely due to aspiration or infection , has improved slightly since ___ .