Fig. 1

Medical imaging findings and gross appearance of the pulmonary nodule. a An abnormal left hilar shadow was observed (white arrow). b, c Contrast-enhanced computed tomography of the chest revealed a solid 28-mm pulmonary nodule at S6 of the left lower lobe (white arrow). c Hilar lymphadenopathy adjacent to the pulmonary artery was also found (asterisk). d FDG uptake was demonstrated in both the S6 nodule and the hilar lymph node