Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Circumscribed , well defined focal nodular opacity in the right lower lobe has progressively increased in size from ___ and ___ , now measuring 4 .4 x 3 .8 x 4 .3 cm . Mediastinal contours , hilar , and cardiac silhouette is normal . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Growing right lower lobe mass concerning for neoplasm despite prior negative bronchoscopic biopsy . Repeat biopsy is recommended to exclude underlying malignancy .