Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . There is a large left upper lobe mass measuring approximately 8 .0 x ___ .2 x ___ .3 cm . CT correlation is advised . Underlying emphysema is present . No large effusion is seen . The heart size appears normal . Bony structures appear intact .
    OUTPUT:
    
Large left upper lobe lung mass for which CT is recommended to further assess .