Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Indistinctness of the right heart border is similar to ___ though new since ___ , and may represent chronic scarring . Otherwise , no focal consolidation , pleural effusion , or pneumothorax detected . No evidence of pneumomediastinum identified . Heart size is normal . No pneumoperitoneum or calcified gallstones are identified .
    OUTPUT:
    
1 . No pneumoperitoneum or calcified ( radiopaque ) gallstones . 2 . No acute pulmonary process identified .