Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no focal consolidation , pleural effusion , pneumothorax , or pulmonary edema identified . Heart size , mediastinal and hilar contours are normal . Redemonstrated is a stable , rounded opacity seen overlying the right anterior 3rd rib , which correlates with a bone island on the patient 's most recent chest CT examination .
    OUTPUT:
    
No radiographic evidence for acute cardiopulmonary process .