Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size , mediastinum , and hilar contours are normal . There is a new 1 .3 cm nodule in the left lower lung , not seen on the radiograph from ___ . Mild dextroscoliosis of the thoracic spine is unchanged . Lungs are otherwise clear without pneumothorax , effusion , or focal consolidation .
    OUTPUT:
    
1 . New 1 .3 cm nodule in the left lower lung warrants CT of the chest for further evaluation . This finding does not suggest nor exclude the diagnosis of pulmonary embolism . 2 . No pneumothorax .