Classification TNM ( PDF

NOUVELLE CLASSIFICATION TNM
Forces et Faiblesses
Jean-François REGNARD
Hôtel-Dieu – Université Paris Descartes
Email : [email protected]p.fr

MODIFICATION DU T
T0 no primary tumor
T1 T ≤ 3 cm surronded by lung
not more proximal than lobar bronchus
T1a ≤ 2 cm
T1b > 2 but ≤ 3 cm
T2 T > 3 but ≤ 7 cm
or invaded visceral pleura
main bronchus ≥ 2 cm / carena
T2a > 3 but ≤ 5 cm
T2b > 5 but ≤ 7 cm
T3 T > 7 cm
or invasion : chest wall, pericardium, mediastinal pleura
T of the main bronchus < 2 cm / carena
separate nodule in the same lobe
T4 T of any size invaded great vessel, trachea, oesophagus, vertebra
or separate nodule in a different lobe

N
N0 pas d’envahissement
N1 envahissement pédiculaire ou hilaire
N2 envahissement médiastinal unilatéral ou
région sous-carénaire
N3 envahissement médiastinal controlatéral ou
sus-claviculaire

M
M0 absence
M1a separate tumor nodule in a contralateral lobe
or pleural nodules
or malignant pleural dissemination
M1b distant metastases