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What is An ulcero-proliferative lesion in the antrum of the stomach 6 cm is diameter, invading the serosa, with 10 enlarged lymph nodes around the pylorus with no distant metastasis, the TNM staging is and explain in detail?
TNM Staging of Carcinoma Stomach T: A primary tumour *T0: No evidence of a primary tumour *Tis: Carcinoma in situ *T1: Invasion of lamina propria or submucosa T2: Invasion of muscularis propria or subserosa *T3: Penetration of serosa *T4: Invasion of adjacent structures N: Lymph Nodes N0: No regional lymph nodes *N1: Involvement of perigastric nodes within 3 cm of a tumour (1-6 nodes) *N2: Involvement of perigastric nodes more than 3 cm or involvement of left gastric, splenic, coeliac or hepatic nodes (7-15 nodes) *N3: > 15 nodes M: Metastasis M0: No distant metastasis M1: Distant metastasis present Ref: SRB&;s manual of surgery,3 rd ed, pg no 783