Cross section

SCALE BAR=1cm

Clinical summary: 39 year old male presenting with a nodule detected by CAT scan.

Figure legend:

Operative procedure:Right lower lobectomy.
Tumor location: Right lower lobe of the lung; intrparenchymal and peribronchial.
Tumor size: 4.5 x 3.7 x 3.5 cm.
Tumor characteristics: Nodular, firm, tan-white and fibrotic mass.