Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to prior examination dated ___ , there has been no significant interval change . Again , the lungs are hyperexpanded bilaterally with flattening of the hemidiaphragms and apical scarring , compatible with chronic obstructive pulmonary disease . Redemonstrated is a right apical airspace consolidation . There is no pleural effusion . The cardiomediastinal silhouette is stable . A large hiatal hernia is noted .
    OUTPUT:
    
Right upper lobe airspace consolidation , compatible with pneumonia in the proper clinical setting . Recommend followup chest radiographs in 4 weeks following appropriate therapy to document resolution .