Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: 2 new fiducial seen in the left left lower lung . Left lower lung opacity largely unchanged from ___ is presumably slowly resolving or recurrent pulmonary hemorrhage after lung biopsy . No definite pneumothorax is seen . Cardiomediastinal silhouette is largely unchanged . Cardiomediastinal silhouette is largely unchanged .
    OUTPUT:
    
Post left CT guided left lung biopsy , no definite pneumothorax is seen .