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AA.Gastric C II 06. ppt

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TNM FOR GASTRIC ADENOCARCINOMA<br />

TNM: PRIMARY TUMOR. <strong>II</strong>I.<br />

- Tis: carcinoma in situ =<br />

intraepithelial tumor without<br />

invasion of lamina propria;<br />

- T1: tumor invades lamina<br />

propria or submucosa;<br />

- T2: tumor invades muscularis<br />

propria or subserosa;<br />

- T3: tumor penetrates serosa<br />

(visceral peritoneum) without<br />

invading adjacent structures;<br />

- T4: tumor invades adjacent<br />

structures

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