Table 1.

Milestones related to diagnosis and intervention.

1 yr before the first visit to our department	No abnormality was detected on his chest radiograph
3 wk before the first visit	A nodular opacity was found on his chest radiograph
2 wk after the first visit	Computed tomography revealed a nodule in the right lower lobe
5 wk after the first visit	FDG-PET/CT revealed abnormal FDG accumulation in the nodule. A submucosal nodule was identified via bronchoscopy
7 wk after the first visit	A video-assisted right middle and lower bilobectomy was performed

CT = computed tomography, FDG = 18F-fluorodeoxyglucose, PET = positron emission tomography.