TNM Classification : Endometrium carcinoma

 

T- Primary tumor

TX - Primary tumor cannot be assessed

TO - No evidence of primary tumor

Tis - Carcinoma in situ (preinvasive carcinoma)

T1 - Tumor confined to corpus uteri

T1a - Tumor limited to endometrium

T1 b  - Tumor invades up to less than one half of myometrium

T1c - Tumor invades to more than one half of myometrium

 T2 - Tumor invades cervix but does not extend beyond uterus

T2a - Endocervical glandular involvement only

T2b - Cervical stromal invasion

 T3 (and/or N1) - Local or regional spread as specified below

T3a - Tumor invlove serosa and/or adnexa and/or cancer cells in ascites or peritoneal washing

T3b - Vaginal involvement

(N1) - Metastasis to pelvic and/or para-aortic lymph nodes

 T4 - Tumor invades bladder mucosa and/or bowel mucosa

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N - Regional lymph nodes

NX - Regional lymph nodes cannot be assessed

NO - No regional lymph node metastasis N1 - Regional lymph node metastasis

N1a - Metastasis in a single regional lymph node

N1b - Metastasis in multiple regional lymph nodes

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M - Distant metastasis

MX - Distant metastasis cannot be assessed

MO - No distant metastasis

M1 - Distant metastasis