Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart is top - normal in size . Mediastinal contours normal . There is no focal lung consolidation . No overt pulmonary edema seen . 7 mm nodular opacity at the right lung base , likely corresponds to nipple shadow .
    OUTPUT:
    
Nodular opacity at the right lung base most likely represents nipple shadow . Repeat chest radiograph with nipple markers recommended for further evaluation . No overt pulmonary edema or evidence of pneumonia .