Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . The mediastinal and hilar contours are normal . The pulmonary vasculature is normal . 3 mm nodule projects over the right upper lobe , potentially a granuloma . Lungs are otherwise clear . No pleural effusion or pneumothorax is seen . There are no acute osseous abnormalities .
    OUTPUT:
    
1 . No acute cardiopulmonary abnormality . 2 . 3 mm right upper lobe nodule , potentially a granuloma . If the patient has risk factors for primary lung malignancy , consider a dedicated chest CT for further assessment .