Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right lung base appears elevated . Moderate right pleural effusion is not significantly changed from prior exam . Right apical opacity corresponds to a mass lesion seen on ___ CT exam , stable . Focal density projecting over the lateral aspect of the right lower lung zone , represents a calcified granuloma . Left lung is clear . No left pleural effusion or pneumothorax is seen . Hilar and mediastinal silhouettes are unremarkable . Heart size is normal .
    OUTPUT:
    
1 . Moderate right pleural effusion is not significantly changed from ___ exam . 2 . Stable appearance of right upper lobe opacity corresponding to mass lesion , better characterized on CT exam of ___ .