Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been no significant interval change . There is persistent mild elevation of the right hemidiaphragm . No focal consolidative , pleural effusion , or pneumothorax is seen . A sclerotic focus projecting over the posterior right 6th rib is stable since ___ , likely presenting a bone island . No overt pulmonary edema is seen .
    OUTPUT:
    
No acute cardiopulmonary process .