Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No focal consolidation , pleural effusion , or evidence of pneumothorax . A calcified 4 - mm nodular opacity projecting over the right lower lung . Also , the anterior right sixth rib may represent a calcified granuloma versus a bone island . No acute fracture is seen .
    OUTPUT:
    
No acute cardiopulmonary process .