Topic Highlight
Copyright ©2012 Baishideng Publishing Group Co.
World J Radiol. Apr 28, 2012; 4(4): 128-134
Published online Apr 28, 2012. doi: 10.4329/wjr.v4.i4.128
Table 2 Summary of what has changed
FeatureOld - sixth classification 2002-2009Current, new - seventh classification - Jan 2010
Tumour < 2 cmT1T1a
Tumour > 2 but < 3 cmT1T1b
Tumour > 3 cm but < 5 cmT2T2a
Tumour > 5 but < 7 cmT2T2b
Tumour > 7 cmT2T3
Tumour - same lobe nodulesT4T3
Ipsilateral lung nodule - non primary lobeM1T4
Malignant pleural effusionT4M1a
Contralateral lung noduleM1M1a
Distant metastasesM1M1b