Nonsmall Cell Lung Cancer

Front 1

T1 (a and b)

Back 1

T1a - <= 2cm
T1b - >2cm but <=3cm

Front 2

T2 (a and b)

Back 2

T2a - > 3cm but <=5cm (or < 3cm T2)
T2b -> >5cm but <=7cm

OR: involves main bronchus (2cm or more distal to carina), invades visceral pleura, associated with atelectasis or obstructive pneumonitis that does not involve whole lung

Front 3

T3

Back 3

> 7 cm
Invades parietal pleura, chest wall, diaphragm, phrenic nerve, mediastinal pleura, parietal pericardium, tumor of main bronchus less than 2cm to carina, atelectasis or obstructive pneumonitis of entire lung, seperate tumor nodules in same lobe

Front 4

T4

Back 4

invades mediastinum, heart, great vessels, trachea, recurrent laryngeal nerve, esophagus, vertebral body, carina, seperate tumor nodules in a diff ipsilateral lobe.

Front 5

N1

Back 5

Ipsilateral peribronchial and/or ipsilateral hilar lymph nodes or intrapulmonary nodes

Front 6

N2

Back 6

ipsilateral mediastinal and/or subcarinal nodes

Front 7

N3

Back 7

Contralateral mediastinal, contralateral hilar, ipsilateral or contralateral scalene or supraclavicular nodes

Front 8

M1a

Back 8

separate tumor nodule(s) in a contralateral lobe; tumor with pleural nodules or malignant pleural or pericardial effusion

Front 9

M1b

Back 9

Distant Mets

Front 10

IA

Back 10

T1(a or b) N0

Front 11

1B

Back 11

T2a N0

Front 12

IIA

Back 12

T1(a or b) N1, T2a N1, T2b N0

Front 13

IIB

Back 13

T2b N1, T3 N0

Front 14

IIIA

Back 14

T3 N1, T1-3 N2, T4 N0-1

Front 15

IIIB

Back 15

T4 N2, ANY N3

Front 16

IV

Back 16

M1a or M1b