Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The mediastinal and hilar contours are unremarkable . The pulmonary vascularity is normal . There is redemonstration of the right lower lobe nodule measuring approximately 1 .5 cm , not appreciably changed compared to the prior exams . Lungs are otherwise clear without new areas of focal consolidation . No pleural effusion or pneumothorax is seen . There are no acute osseous abnormalities .
    OUTPUT:
    
Unchanged right lower lobe pulmonary nodule , for which again a PET CT or chest CT is recommended on a nonurgent basis . No acute cardiopulmonary abnormality otherwise seen .