Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size and cardiomediastinal contours are normal . 9 mm left upper lung pulmonary nodule appears new since the prior exam . The lungs are otherwise clear without focal consolidation , pleural effusion , or pneumothorax .
    OUTPUT:
    
1 . New 9 mm left upper lung pulmonary nodule . Nonemergent chest CT is recommended . 2 . No focal consolidation .