Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac size is normal . There are no focal opacities concerning for pneumonia . No rib fractures seen on this nondedicated view . No pleural effusion , pneumothorax or pulmonary edema . In the right lower lobe , a probably calcified ( indicating benignity ) 1 .3 cm nodule is noted .
    OUTPUT:
    
No evidence of acute cardiopulmonary process .